Home / 40,062.99-55,280.34-22,154.50

Finding the Fourth Proportional to 40,062.99, 55,280.34 and 22,154.50

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Solution

The fourth proportional to 40,062.99, 55,280.34 and 22,154.50 is: 30,569.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,062.99 : 55,280.34 = 22,154.50 : x
  2. Step 2: Convert to fraction form
    40,062.99/55,280.34 = 22,154.50/x
  3. Step 3: Cross multiply
    40,062.99x = 55,280.34 × 22,154.50
  4. Step 4: Simplify right side
    40,062.99x = 1,224,708,292.53
  5. Step 5: Solve for x
    x = 1,224,708,292.53/40,062.99
  6. Step 6: Final answer
    x = 30,569.57

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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.