Home / 40,457.48-55,830.15-22,552.10

Finding the Fourth Proportional to 40,457.48, 55,830.15 and 22,552.10

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Solution

The fourth proportional to 40,457.48, 55,830.15 and 22,552.10 is: 31,121.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,457.48 : 55,830.15 = 22,552.10 : x
  2. Step 2: Convert to fraction form
    40,457.48/55,830.15 = 22,552.10/x
  3. Step 3: Cross multiply
    40,457.48x = 55,830.15 × 22,552.10
  4. Step 4: Simplify right side
    40,457.48x = 1,259,087,125.82
  5. Step 5: Solve for x
    x = 1,259,087,125.82/40,457.48
  6. Step 6: Final answer
    x = 31,121.24

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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.