Home / 39,897.64-55,043.28-22,895.74

Finding the Fourth Proportional to 39,897.64, 55,043.28 and 22,895.74

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Solution

The fourth proportional to 39,897.64, 55,043.28 and 22,895.74 is: 31,587.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,897.64 : 55,043.28 = 22,895.74 : x
  2. Step 2: Convert to fraction form
    39,897.64/55,043.28 = 22,895.74/x
  3. Step 3: Cross multiply
    39,897.64x = 55,043.28 × 22,895.74
  4. Step 4: Simplify right side
    39,897.64x = 1,260,256,352.41
  5. Step 5: Solve for x
    x = 1,260,256,352.41/39,897.64
  6. Step 6: Final answer
    x = 31,587.24

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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.