Home / 23,339.95-32,209.56-12,729.55

Finding the Fourth Proportional to 23,339.95, 32,209.56 and 12,729.55

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Solution

The fourth proportional to 23,339.95, 32,209.56 and 12,729.55 is: 17,567.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,339.95 : 32,209.56 = 12,729.55 : x
  2. Step 2: Convert to fraction form
    23,339.95/32,209.56 = 12,729.55/x
  3. Step 3: Cross multiply
    23,339.95x = 32,209.56 × 12,729.55
  4. Step 4: Simplify right side
    23,339.95x = 410,013,204.50
  5. Step 5: Solve for x
    x = 410,013,204.50/23,339.95
  6. Step 6: Final answer
    x = 17,567.01

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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.