Home / 28,228.46-42,327.56-9,502.28

Finding the Fourth Proportional to 28,228.46, 42,327.56 and 9,502.28

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Solution

The fourth proportional to 28,228.46, 42,327.56 and 9,502.28 is: 14,248.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,228.46 : 42,327.56 = 9,502.28 : x
  2. Step 2: Convert to fraction form
    28,228.46/42,327.56 = 9,502.28/x
  3. Step 3: Cross multiply
    28,228.46x = 42,327.56 × 9,502.28
  4. Step 4: Simplify right side
    28,228.46x = 402,208,326.84
  5. Step 5: Solve for x
    x = 402,208,326.84/28,228.46
  6. Step 6: Final answer
    x = 14,248.33

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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.