Home / 15,070.13-22,603.45-3,977.71

Finding the Fourth Proportional to 15,070.13, 22,603.45 and 3,977.71

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Solution

The fourth proportional to 15,070.13, 22,603.45 and 3,977.71 is: 5,966.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,070.13 : 22,603.45 = 3,977.71 : x
  2. Step 2: Convert to fraction form
    15,070.13/22,603.45 = 3,977.71/x
  3. Step 3: Cross multiply
    15,070.13x = 22,603.45 × 3,977.71
  4. Step 4: Simplify right side
    15,070.13x = 89,909,969.10
  5. Step 5: Solve for x
    x = 89,909,969.10/15,070.13
  6. Step 6: Final answer
    x = 5,966.10

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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.