Home / 63,590.32-87,744.90-38,090.71

Finding the Fourth Proportional to 63,590.32, 87,744.90 and 38,090.71

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Solution

The fourth proportional to 63,590.32, 87,744.90 and 38,090.71 is: 52,559.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,590.32 : 87,744.90 = 38,090.71 : x
  2. Step 2: Convert to fraction form
    63,590.32/87,744.90 = 38,090.71/x
  3. Step 3: Cross multiply
    63,590.32x = 87,744.90 × 38,090.71
  4. Step 4: Simplify right side
    63,590.32x = 3,342,265,539.88
  5. Step 5: Solve for x
    x = 3,342,265,539.88/63,590.32
  6. Step 6: Final answer
    x = 52,559.34

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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.