Home / 16,665.08-25,006.85-9,985.16

Finding the Fourth Proportional to 16,665.08, 25,006.85 and 9,985.16

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Solution

The fourth proportional to 16,665.08, 25,006.85 and 9,985.16 is: 14,983.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,665.08 : 25,006.85 = 9,985.16 : x
  2. Step 2: Convert to fraction form
    16,665.08/25,006.85 = 9,985.16/x
  3. Step 3: Cross multiply
    16,665.08x = 25,006.85 × 9,985.16
  4. Step 4: Simplify right side
    16,665.08x = 249,697,348.42
  5. Step 5: Solve for x
    x = 249,697,348.42/16,665.08
  6. Step 6: Final answer
    x = 14,983.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.