Home / 31,378.89-47,068.38-22,060.59

Finding the Fourth Proportional to 31,378.89, 47,068.38 and 22,060.59

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Solution

The fourth proportional to 31,378.89, 47,068.38 and 22,060.59 is: 33,090.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,378.89 : 47,068.38 = 22,060.59 : x
  2. Step 2: Convert to fraction form
    31,378.89/47,068.38 = 22,060.59/x
  3. Step 3: Cross multiply
    31,378.89x = 47,068.38 × 22,060.59
  4. Step 4: Simplify right side
    31,378.89x = 1,038,356,233.14
  5. Step 5: Solve for x
    x = 1,038,356,233.14/31,378.89
  6. Step 6: Final answer
    x = 33,090.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.