Home / 10,749.17-16,036.47-10,167.89

Finding the Fourth Proportional to 10,749.17, 16,036.47 and 10,167.89

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Solution

The fourth proportional to 10,749.17, 16,036.47 and 10,167.89 is: 15,169.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,749.17 : 16,036.47 = 10,167.89 : x
  2. Step 2: Convert to fraction form
    10,749.17/16,036.47 = 10,167.89/x
  3. Step 3: Cross multiply
    10,749.17x = 16,036.47 × 10,167.89
  4. Step 4: Simplify right side
    10,749.17x = 163,057,062.95
  5. Step 5: Solve for x
    x = 163,057,062.95/10,749.17
  6. Step 6: Final answer
    x = 15,169.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.