Home / 63,515.72-87,656.12-35,224.04

Finding the Fourth Proportional to 63,515.72, 87,656.12 and 35,224.04

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Solution

The fourth proportional to 63,515.72, 87,656.12 and 35,224.04 is: 48,611.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,515.72 : 87,656.12 = 35,224.04 : x
  2. Step 2: Convert to fraction form
    63,515.72/87,656.12 = 35,224.04/x
  3. Step 3: Cross multiply
    63,515.72x = 87,656.12 × 35,224.04
  4. Step 4: Simplify right side
    63,515.72x = 3,087,602,677.12
  5. Step 5: Solve for x
    x = 3,087,602,677.12/63,515.72
  6. Step 6: Final answer
    x = 48,611.63

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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.