Home / 23,750.95-32,774.50-13,140.35

Finding the Fourth Proportional to 23,750.95, 32,774.50 and 13,140.35

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Solution

The fourth proportional to 23,750.95, 32,774.50 and 13,140.35 is: 18,132.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,750.95 : 32,774.50 = 13,140.35 : x
  2. Step 2: Convert to fraction form
    23,750.95/32,774.50 = 13,140.35/x
  3. Step 3: Cross multiply
    23,750.95x = 32,774.50 × 13,140.35
  4. Step 4: Simplify right side
    23,750.95x = 430,668,401.08
  5. Step 5: Solve for x
    x = 430,668,401.08/23,750.95
  6. Step 6: Final answer
    x = 18,132.68

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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.