Home / 60,953.20-91,430.04-21,488.88

Finding the Fourth Proportional to 60,953.20, 91,430.04 and 21,488.88

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Solution

The fourth proportional to 60,953.20, 91,430.04 and 21,488.88 is: 32,233.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,953.20 : 91,430.04 = 21,488.88 : x
  2. Step 2: Convert to fraction form
    60,953.20/91,430.04 = 21,488.88/x
  3. Step 3: Cross multiply
    60,953.20x = 91,430.04 × 21,488.88
  4. Step 4: Simplify right side
    60,953.20x = 1,964,729,157.96
  5. Step 5: Solve for x
    x = 1,964,729,157.96/60,953.20
  6. Step 6: Final answer
    x = 32,233.40

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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.