Home / 63,503.13-87,637.35-35,208.82

Finding the Fourth Proportional to 63,503.13, 87,637.35 and 35,208.82

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Solution

The fourth proportional to 63,503.13, 87,637.35 and 35,208.82 is: 48,589.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,503.13 : 87,637.35 = 35,208.82 : x
  2. Step 2: Convert to fraction form
    63,503.13/87,637.35 = 35,208.82/x
  3. Step 3: Cross multiply
    63,503.13x = 87,637.35 × 35,208.82
  4. Step 4: Simplify right side
    63,503.13x = 3,085,607,681.43
  5. Step 5: Solve for x
    x = 3,085,607,681.43/63,503.13
  6. Step 6: Final answer
    x = 48,589.85

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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.