Home / 10,070.08-15,032.66-9,340.18

Finding the Fourth Proportional to 10,070.08, 15,032.66 and 9,340.18

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Solution

The fourth proportional to 10,070.08, 15,032.66 and 9,340.18 is: 13,943.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,070.08 : 15,032.66 = 9,340.18 : x
  2. Step 2: Convert to fraction form
    10,070.08/15,032.66 = 9,340.18/x
  3. Step 3: Cross multiply
    10,070.08x = 15,032.66 × 9,340.18
  4. Step 4: Simplify right side
    10,070.08x = 140,407,666.00
  5. Step 5: Solve for x
    x = 140,407,666.00/10,070.08
  6. Step 6: Final answer
    x = 13,943.06

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.