Home / 17,129.32-23,639.14-10,055.40

Finding the Fourth Proportional to 17,129.32, 23,639.14 and 10,055.40

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Solution

The fourth proportional to 17,129.32, 23,639.14 and 10,055.40 is: 13,876.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,129.32 : 23,639.14 = 10,055.40 : x
  2. Step 2: Convert to fraction form
    17,129.32/23,639.14 = 10,055.40/x
  3. Step 3: Cross multiply
    17,129.32x = 23,639.14 × 10,055.40
  4. Step 4: Simplify right side
    17,129.32x = 237,701,008.36
  5. Step 5: Solve for x
    x = 237,701,008.36/17,129.32
  6. Step 6: Final answer
    x = 13,876.85

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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.