Home / 42,546.09-58,712.63-26,639.31

Finding the Fourth Proportional to 42,546.09, 58,712.63 and 26,639.31

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Solution

The fourth proportional to 42,546.09, 58,712.63 and 26,639.31 is: 36,761.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,546.09 : 58,712.63 = 26,639.31 : x
  2. Step 2: Convert to fraction form
    42,546.09/58,712.63 = 26,639.31/x
  3. Step 3: Cross multiply
    42,546.09x = 58,712.63 × 26,639.31
  4. Step 4: Simplify right side
    42,546.09x = 1,564,063,818.29
  5. Step 5: Solve for x
    x = 1,564,063,818.29/42,546.09
  6. Step 6: Final answer
    x = 36,761.63

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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.