Home / 10,656.06-16,063.89-9,942.45

Finding the Fourth Proportional to 10,656.06, 16,063.89 and 9,942.45

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Solution

The fourth proportional to 10,656.06, 16,063.89 and 9,942.45 is: 14,988.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,656.06 : 16,063.89 = 9,942.45 : x
  2. Step 2: Convert to fraction form
    10,656.06/16,063.89 = 9,942.45/x
  3. Step 3: Cross multiply
    10,656.06x = 16,063.89 × 9,942.45
  4. Step 4: Simplify right side
    10,656.06x = 159,714,423.13
  5. Step 5: Solve for x
    x = 159,714,423.13/10,656.06
  6. Step 6: Final answer
    x = 14,988.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.