Home / 40,074.47-55,298.25-22,166.99

Finding the Fourth Proportional to 40,074.47, 55,298.25 and 22,166.99

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Solution

The fourth proportional to 40,074.47, 55,298.25 and 22,166.99 is: 30,587.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,074.47 : 55,298.25 = 22,166.99 : x
  2. Step 2: Convert to fraction form
    40,074.47/55,298.25 = 22,166.99/x
  3. Step 3: Cross multiply
    40,074.47x = 55,298.25 × 22,166.99
  4. Step 4: Simplify right side
    40,074.47x = 1,225,795,754.77
  5. Step 5: Solve for x
    x = 1,225,795,754.77/40,074.47
  6. Step 6: Final answer
    x = 30,587.95

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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.