Home / 42,191.64-58,222.56-23,070.90

Finding the Fourth Proportional to 42,191.64, 58,222.56 and 23,070.90

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Solution

The fourth proportional to 42,191.64, 58,222.56 and 23,070.90 is: 31,836.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,191.64 : 58,222.56 = 23,070.90 : x
  2. Step 2: Convert to fraction form
    42,191.64/58,222.56 = 23,070.90/x
  3. Step 3: Cross multiply
    42,191.64x = 58,222.56 × 23,070.90
  4. Step 4: Simplify right side
    42,191.64x = 1,343,246,859.50
  5. Step 5: Solve for x
    x = 1,343,246,859.50/42,191.64
  6. Step 6: Final answer
    x = 31,836.80

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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.