Home / 56,955.18-85,432.80-14,835.15

Finding the Fourth Proportional to 56,955.18, 85,432.80 and 14,835.15

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Solution

The fourth proportional to 56,955.18, 85,432.80 and 14,835.15 is: 22,252.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,955.18 : 85,432.80 = 14,835.15 : x
  2. Step 2: Convert to fraction form
    56,955.18/85,432.80 = 14,835.15/x
  3. Step 3: Cross multiply
    56,955.18x = 85,432.80 × 14,835.15
  4. Step 4: Simplify right side
    56,955.18x = 1,267,408,416.83
  5. Step 5: Solve for x
    x = 1,267,408,416.83/56,955.18
  6. Step 6: Final answer
    x = 22,252.73

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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.