Home / 40,607.48-60,909.84-14,311.52

Finding the Fourth Proportional to 40,607.48, 60,909.84 and 14,311.52

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Solution

The fourth proportional to 40,607.48, 60,909.84 and 14,311.52 is: 21,466.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,607.48 : 60,909.84 = 14,311.52 : x
  2. Step 2: Convert to fraction form
    40,607.48/60,909.84 = 14,311.52/x
  3. Step 3: Cross multiply
    40,607.48x = 60,909.84 × 14,311.52
  4. Step 4: Simplify right side
    40,607.48x = 871,712,393.36
  5. Step 5: Solve for x
    x = 871,712,393.36/40,607.48
  6. Step 6: Final answer
    x = 21,466.79

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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.