Home / 17,729.13-24,465.91-9,772.10

Finding the Fourth Proportional to 17,729.13, 24,465.91 and 9,772.10

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Solution

The fourth proportional to 17,729.13, 24,465.91 and 9,772.10 is: 13,485.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,729.13 : 24,465.91 = 9,772.10 : x
  2. Step 2: Convert to fraction form
    17,729.13/24,465.91 = 9,772.10/x
  3. Step 3: Cross multiply
    17,729.13x = 24,465.91 × 9,772.10
  4. Step 4: Simplify right side
    17,729.13x = 239,083,319.11
  5. Step 5: Solve for x
    x = 239,083,319.11/17,729.13
  6. Step 6: Final answer
    x = 13,485.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.