Home / 32,274.08-44,508.64-20,931.76

Finding the Fourth Proportional to 32,274.08, 44,508.64 and 20,931.76

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Solution

The fourth proportional to 32,274.08, 44,508.64 and 20,931.76 is: 28,866.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,274.08 : 44,508.64 = 20,931.76 : x
  2. Step 2: Convert to fraction form
    32,274.08/44,508.64 = 20,931.76/x
  3. Step 3: Cross multiply
    32,274.08x = 44,508.64 × 20,931.76
  4. Step 4: Simplify right side
    32,274.08x = 931,644,170.41
  5. Step 5: Solve for x
    x = 931,644,170.41/32,274.08
  6. Step 6: Final answer
    x = 28,866.64

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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.