Home / 15,386.25-23,082.63-4,998.81

Finding the Fourth Proportional to 15,386.25, 23,082.63 and 4,998.81

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Solution

The fourth proportional to 15,386.25, 23,082.63 and 4,998.81 is: 7,499.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.25 : 23,082.63 = 4,998.81 : x
  2. Step 2: Convert to fraction form
    15,386.25/23,082.63 = 4,998.81/x
  3. Step 3: Cross multiply
    15,386.25x = 23,082.63 × 4,998.81
  4. Step 4: Simplify right side
    15,386.25x = 115,385,681.67
  5. Step 5: Solve for x
    x = 115,385,681.67/15,386.25
  6. Step 6: Final answer
    x = 7,499.27

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Half scale
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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.