Home / 52,271.51-72,134.49-28,397.97

Finding the Fourth Proportional to 52,271.51, 72,134.49 and 28,397.97

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Solution

The fourth proportional to 52,271.51, 72,134.49 and 28,397.97 is: 39,189.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,271.51 : 72,134.49 = 28,397.97 : x
  2. Step 2: Convert to fraction form
    52,271.51/72,134.49 = 28,397.97/x
  3. Step 3: Cross multiply
    52,271.51x = 72,134.49 × 28,397.97
  4. Step 4: Simplify right side
    52,271.51x = 2,048,473,082.99
  5. Step 5: Solve for x
    x = 2,048,473,082.99/52,271.51
  6. Step 6: Final answer
    x = 39,189.10

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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.