Home / 67,618.13-101,450.57-25,510.28

Finding the Fourth Proportional to 67,618.13, 101,450.57 and 25,510.28

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Solution

The fourth proportional to 67,618.13, 101,450.57 and 25,510.28 is: 38,274.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,618.13 : 101,450.57 = 25,510.28 : x
  2. Step 2: Convert to fraction form
    67,618.13/101,450.57 = 25,510.28/x
  3. Step 3: Cross multiply
    67,618.13x = 101,450.57 × 25,510.28
  4. Step 4: Simplify right side
    67,618.13x = 2,588,031,812.06
  5. Step 5: Solve for x
    x = 2,588,031,812.06/67,618.13
  6. Step 6: Final answer
    x = 38,274.23

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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.