Home / 42,050.40-63,080.64-17,085.12

Finding the Fourth Proportional to 42,050.40, 63,080.64 and 17,085.12

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Solution

The fourth proportional to 42,050.40, 63,080.64 and 17,085.12 is: 25,629.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,050.40 : 63,080.64 = 17,085.12 : x
  2. Step 2: Convert to fraction form
    42,050.40/63,080.64 = 17,085.12/x
  3. Step 3: Cross multiply
    42,050.40x = 63,080.64 × 17,085.12
  4. Step 4: Simplify right side
    42,050.40x = 1,077,740,304.08
  5. Step 5: Solve for x
    x = 1,077,740,304.08/42,050.40
  6. Step 6: Final answer
    x = 25,629.73

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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.