Home / 63,528.18-87,656.75-36,312.88

Finding the Fourth Proportional to 63,528.18, 87,656.75 and 36,312.88

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Solution

The fourth proportional to 63,528.18, 87,656.75 and 36,312.88 is: 50,104.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,528.18 : 87,656.75 = 36,312.88 : x
  2. Step 2: Convert to fraction form
    63,528.18/87,656.75 = 36,312.88/x
  3. Step 3: Cross multiply
    63,528.18x = 87,656.75 × 36,312.88
  4. Step 4: Simplify right side
    63,528.18x = 3,183,069,290.31
  5. Step 5: Solve for x
    x = 3,183,069,290.31/63,528.18
  6. Step 6: Final answer
    x = 50,104.84

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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.