Home / 15,386.23-23,070.12-7,055.81

Finding the Fourth Proportional to 15,386.23, 23,070.12 and 7,055.81

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Solution

The fourth proportional to 15,386.23, 23,070.12 and 7,055.81 is: 10,579.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,386.23 : 23,070.12 = 7,055.81 : x
  2. Step 2: Convert to fraction form
    15,386.23/23,070.12 = 7,055.81/x
  3. Step 3: Cross multiply
    15,386.23x = 23,070.12 × 7,055.81
  4. Step 4: Simplify right side
    15,386.23x = 162,778,454.30
  5. Step 5: Solve for x
    x = 162,778,454.30/15,386.23
  6. Step 6: Final answer
    x = 10,579.49

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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.