Home / 51,549.48-77,302.35-18,277.92

Finding the Fourth Proportional to 51,549.48, 77,302.35 and 18,277.92

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Solution

The fourth proportional to 51,549.48, 77,302.35 and 18,277.92 is: 27,409.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,549.48 : 77,302.35 = 18,277.92 : x
  2. Step 2: Convert to fraction form
    51,549.48/77,302.35 = 18,277.92/x
  3. Step 3: Cross multiply
    51,549.48x = 77,302.35 × 18,277.92
  4. Step 4: Simplify right side
    51,549.48x = 1,412,926,169.11
  5. Step 5: Solve for x
    x = 1,412,926,169.11/51,549.48
  6. Step 6: Final answer
    x = 27,409.13

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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.