Home / 15,417.36-23,120.28-5,554.08

Finding the Fourth Proportional to 15,417.36, 23,120.28 and 5,554.08

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Solution

The fourth proportional to 15,417.36, 23,120.28 and 5,554.08 is: 8,329.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,417.36 : 23,120.28 = 5,554.08 : x
  2. Step 2: Convert to fraction form
    15,417.36/23,120.28 = 5,554.08/x
  3. Step 3: Cross multiply
    15,417.36x = 23,120.28 × 5,554.08
  4. Step 4: Simplify right side
    15,417.36x = 128,411,884.74
  5. Step 5: Solve for x
    x = 128,411,884.74/15,417.36
  6. Step 6: Final answer
    x = 8,329.04

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Similar ratio
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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.