Home / 58,754.49-81,081.77-31,897.21

Finding the Fourth Proportional to 58,754.49, 81,081.77 and 31,897.21

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Solution

The fourth proportional to 58,754.49, 81,081.77 and 31,897.21 is: 44,018.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,754.49 : 81,081.77 = 31,897.21 : x
  2. Step 2: Convert to fraction form
    58,754.49/81,081.77 = 31,897.21/x
  3. Step 3: Cross multiply
    58,754.49x = 81,081.77 × 31,897.21
  4. Step 4: Simplify right side
    58,754.49x = 2,586,282,244.86
  5. Step 5: Solve for x
    x = 2,586,282,244.86/58,754.49
  6. Step 6: Final answer
    x = 44,018.46

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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.