Home / 28,427.76-42,554.16-24,228.72

Finding the Fourth Proportional to 28,427.76, 42,554.16 and 24,228.72

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Solution

The fourth proportional to 28,427.76, 42,554.16 and 24,228.72 is: 36,268.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,427.76 : 42,554.16 = 24,228.72 : x
  2. Step 2: Convert to fraction form
    28,427.76/42,554.16 = 24,228.72/x
  3. Step 3: Cross multiply
    28,427.76x = 42,554.16 × 24,228.72
  4. Step 4: Simplify right side
    28,427.76x = 1,031,032,827.48
  5. Step 5: Solve for x
    x = 1,031,032,827.48/28,427.76
  6. Step 6: Final answer
    x = 36,268.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.