Home / 18,017.76-24,857.92-10,461.40

Finding the Fourth Proportional to 18,017.76, 24,857.92 and 10,461.40

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Solution

The fourth proportional to 18,017.76, 24,857.92 and 10,461.40 is: 14,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,017.76 : 24,857.92 = 10,461.40 : x
  2. Step 2: Convert to fraction form
    18,017.76/24,857.92 = 10,461.40/x
  3. Step 3: Cross multiply
    18,017.76x = 24,857.92 × 10,461.40
  4. Step 4: Simplify right side
    18,017.76x = 260,048,644.29
  5. Step 5: Solve for x
    x = 260,048,644.29/18,017.76
  6. Step 6: Final answer
    x = 14,432.91

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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.