Home / 42,652.93-63,977.09-13,070.85

Finding the Fourth Proportional to 42,652.93, 63,977.09 and 13,070.85

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Solution

The fourth proportional to 42,652.93, 63,977.09 and 13,070.85 is: 19,605.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,652.93 : 63,977.09 = 13,070.85 : x
  2. Step 2: Convert to fraction form
    42,652.93/63,977.09 = 13,070.85/x
  3. Step 3: Cross multiply
    42,652.93x = 63,977.09 × 13,070.85
  4. Step 4: Simplify right side
    42,652.93x = 836,234,946.83
  5. Step 5: Solve for x
    x = 836,234,946.83/42,652.93
  6. Step 6: Final answer
    x = 19,605.57

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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.