Home / 47,754.90-71,607.74-21,437.10

Finding the Fourth Proportional to 47,754.90, 71,607.74 and 21,437.10

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Solution

The fourth proportional to 47,754.90, 71,607.74 and 21,437.10 is: 32,144.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,754.90 : 71,607.74 = 21,437.10 : x
  2. Step 2: Convert to fraction form
    47,754.90/71,607.74 = 21,437.10/x
  3. Step 3: Cross multiply
    47,754.90x = 71,607.74 × 21,437.10
  4. Step 4: Simplify right side
    47,754.90x = 1,535,062,283.15
  5. Step 5: Solve for x
    x = 1,535,062,283.15/47,754.90
  6. Step 6: Final answer
    x = 32,144.60

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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.