Home / 40,285.16-55,602.42-22,386.32

Finding the Fourth Proportional to 40,285.16, 55,602.42 and 22,386.32

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Solution

The fourth proportional to 40,285.16, 55,602.42 and 22,386.32 is: 30,898.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,285.16 : 55,602.42 = 22,386.32 : x
  2. Step 2: Convert to fraction form
    40,285.16/55,602.42 = 22,386.32/x
  3. Step 3: Cross multiply
    40,285.16x = 55,602.42 × 22,386.32
  4. Step 4: Simplify right side
    40,285.16x = 1,244,733,649.93
  5. Step 5: Solve for x
    x = 1,244,733,649.93/40,285.16
  6. Step 6: Final answer
    x = 30,898.07

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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.