Home / 40,273.29-55,543.19-30,225.24

Finding the Fourth Proportional to 40,273.29, 55,543.19 and 30,225.24

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Solution

The fourth proportional to 40,273.29, 55,543.19 and 30,225.24 is: 41,685.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,273.29 : 55,543.19 = 30,225.24 : x
  2. Step 2: Convert to fraction form
    40,273.29/55,543.19 = 30,225.24/x
  3. Step 3: Cross multiply
    40,273.29x = 55,543.19 × 30,225.24
  4. Step 4: Simplify right side
    40,273.29x = 1,678,806,096.99
  5. Step 5: Solve for x
    x = 1,678,806,096.99/40,273.29
  6. Step 6: Final answer
    x = 41,685.35

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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.