Home / 18,030.60-24,873.48-12,713.76

Finding the Fourth Proportional to 18,030.60, 24,873.48 and 12,713.76

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Solution

The fourth proportional to 18,030.60, 24,873.48 and 12,713.76 is: 17,538.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,030.60 : 24,873.48 = 12,713.76 : x
  2. Step 2: Convert to fraction form
    18,030.60/24,873.48 = 12,713.76/x
  3. Step 3: Cross multiply
    18,030.60x = 24,873.48 × 12,713.76
  4. Step 4: Simplify right side
    18,030.60x = 316,235,455.08
  5. Step 5: Solve for x
    x = 316,235,455.08/18,030.60
  6. Step 6: Final answer
    x = 17,538.82

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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.