Home / 42,284.01-63,425.53-12,700.59

Finding the Fourth Proportional to 42,284.01, 63,425.53 and 12,700.59

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Solution

The fourth proportional to 42,284.01, 63,425.53 and 12,700.59 is: 19,050.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,284.01 : 63,425.53 = 12,700.59 : x
  2. Step 2: Convert to fraction form
    42,284.01/63,425.53 = 12,700.59/x
  3. Step 3: Cross multiply
    42,284.01x = 63,425.53 × 12,700.59
  4. Step 4: Simplify right side
    42,284.01x = 805,541,652.06
  5. Step 5: Solve for x
    x = 805,541,652.06/42,284.01
  6. Step 6: Final answer
    x = 19,050.74

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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.