Home / 28,226.98-42,342.54-9,506.92

Finding the Fourth Proportional to 28,226.98, 42,342.54 and 9,506.92

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Solution

The fourth proportional to 28,226.98, 42,342.54 and 9,506.92 is: 14,261.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.98 : 42,342.54 = 9,506.92 : x
  2. Step 2: Convert to fraction form
    28,226.98/42,342.54 = 9,506.92/x
  3. Step 3: Cross multiply
    28,226.98x = 42,342.54 × 9,506.92
  4. Step 4: Simplify right side
    28,226.98x = 402,547,140.38
  5. Step 5: Solve for x
    x = 402,547,140.38/28,226.98
  6. Step 6: Final answer
    x = 14,261.08

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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.