Home / 45,036.38-67,564.23-13,448.93

Finding the Fourth Proportional to 45,036.38, 67,564.23 and 13,448.93

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Solution

The fourth proportional to 45,036.38, 67,564.23 and 13,448.93 is: 20,176.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,036.38 : 67,564.23 = 13,448.93 : x
  2. Step 2: Convert to fraction form
    45,036.38/67,564.23 = 13,448.93/x
  3. Step 3: Cross multiply
    45,036.38x = 67,564.23 × 13,448.93
  4. Step 4: Simplify right side
    45,036.38x = 908,666,532.53
  5. Step 5: Solve for x
    x = 908,666,532.53/45,036.38
  6. Step 6: Final answer
    x = 20,176.28

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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.