Home / 18,071.47-24,938.40-10,113.76

Finding the Fourth Proportional to 18,071.47, 24,938.40 and 10,113.76

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Solution

The fourth proportional to 18,071.47, 24,938.40 and 10,113.76 is: 13,956.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,071.47 : 24,938.40 = 10,113.76 : x
  2. Step 2: Convert to fraction form
    18,071.47/24,938.40 = 10,113.76/x
  3. Step 3: Cross multiply
    18,071.47x = 24,938.40 × 10,113.76
  4. Step 4: Simplify right side
    18,071.47x = 252,220,864.32
  5. Step 5: Solve for x
    x = 252,220,864.32/18,071.47
  6. Step 6: Final answer
    x = 13,956.86

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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.