Home / 45,121.36-67,663.40-17,036.62

Finding the Fourth Proportional to 45,121.36, 67,663.40 and 17,036.62

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Solution

The fourth proportional to 45,121.36, 67,663.40 and 17,036.62 is: 25,547.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,121.36 : 67,663.40 = 17,036.62 : x
  2. Step 2: Convert to fraction form
    45,121.36/67,663.40 = 17,036.62/x
  3. Step 3: Cross multiply
    45,121.36x = 67,663.40 × 17,036.62
  4. Step 4: Simplify right side
    45,121.36x = 1,152,755,633.71
  5. Step 5: Solve for x
    x = 1,152,755,633.71/45,121.36
  6. Step 6: Final answer
    x = 25,547.89

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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.