Home / 31,533.16-43,516.10-17,192.88

Finding the Fourth Proportional to 31,533.16, 43,516.10 and 17,192.88

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Solution

The fourth proportional to 31,533.16, 43,516.10 and 17,192.88 is: 23,726.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,533.16 : 43,516.10 = 17,192.88 : x
  2. Step 2: Convert to fraction form
    31,533.16/43,516.10 = 17,192.88/x
  3. Step 3: Cross multiply
    31,533.16x = 43,516.10 × 17,192.88
  4. Step 4: Simplify right side
    31,533.16x = 748,166,970.20
  5. Step 5: Solve for x
    x = 748,166,970.20/31,533.16
  6. Step 6: Final answer
    x = 23,726.35

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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.