Home / 18,011.28-24,856.12-10,053.30

Finding the Fourth Proportional to 18,011.28, 24,856.12 and 10,053.30

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Solution

The fourth proportional to 18,011.28, 24,856.12 and 10,053.30 is: 13,873.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,011.28 : 24,856.12 = 10,053.30 : x
  2. Step 2: Convert to fraction form
    18,011.28/24,856.12 = 10,053.30/x
  3. Step 3: Cross multiply
    18,011.28x = 24,856.12 × 10,053.30
  4. Step 4: Simplify right side
    18,011.28x = 249,886,031.20
  5. Step 5: Solve for x
    x = 249,886,031.20/18,011.28
  6. Step 6: Final answer
    x = 13,873.86

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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.