Home / 12,332.19-17,018.49-6,666.93

Finding the Fourth Proportional to 12,332.19, 17,018.49 and 6,666.93

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Solution

The fourth proportional to 12,332.19, 17,018.49 and 6,666.93 is: 9,200.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,332.19 : 17,018.49 = 6,666.93 : x
  2. Step 2: Convert to fraction form
    12,332.19/17,018.49 = 6,666.93/x
  3. Step 3: Cross multiply
    12,332.19x = 17,018.49 × 6,666.93
  4. Step 4: Simplify right side
    12,332.19x = 113,461,042.72
  5. Step 5: Solve for x
    x = 113,461,042.72/12,332.19
  6. Step 6: Final answer
    x = 9,200.40

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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.