Home / 31,026-42,812.64-17,592.96

Finding the Fourth Proportional to 31,026, 42,812.64 and 17,592.96

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Solution

The fourth proportional to 31,026, 42,812.64 and 17,592.96 is: 24,276.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,026 : 42,812.64 = 17,592.96 : x
  2. Step 2: Convert to fraction form
    31,026/42,812.64 = 17,592.96/x
  3. Step 3: Cross multiply
    31,026x = 42,812.64 × 17,592.96
  4. Step 4: Simplify right side
    31,026x = 753,201,063.01
  5. Step 5: Solve for x
    x = 753,201,063.01/31,026
  6. Step 6: Final answer
    x = 24,276.45

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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.