Home / 12,563.47-17,341.65-9,036.93

Finding the Fourth Proportional to 12,563.47, 17,341.65 and 9,036.93

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Solution

The fourth proportional to 12,563.47, 17,341.65 and 9,036.93 is: 12,473.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,563.47 : 17,341.65 = 9,036.93 : x
  2. Step 2: Convert to fraction form
    12,563.47/17,341.65 = 9,036.93/x
  3. Step 3: Cross multiply
    12,563.47x = 17,341.65 × 9,036.93
  4. Step 4: Simplify right side
    12,563.47x = 156,715,342.17
  5. Step 5: Solve for x
    x = 156,715,342.17/12,563.47
  6. Step 6: Final answer
    x = 12,473.89

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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.