Home / 40,825.92-56,342.56-22,678.77

Finding the Fourth Proportional to 40,825.92, 56,342.56 and 22,678.77

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Solution

The fourth proportional to 40,825.92, 56,342.56 and 22,678.77 is: 31,298.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,825.92 : 56,342.56 = 22,678.77 : x
  2. Step 2: Convert to fraction form
    40,825.92/56,342.56 = 22,678.77/x
  3. Step 3: Cross multiply
    40,825.92x = 56,342.56 × 22,678.77
  4. Step 4: Simplify right side
    40,825.92x = 1,277,779,959.45
  5. Step 5: Solve for x
    x = 1,277,779,959.45/40,825.92
  6. Step 6: Final answer
    x = 31,298.25

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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.