Home / 28,226.31-42,332.63-9,501.49

Finding the Fourth Proportional to 28,226.31, 42,332.63 and 9,501.49

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Solution

The fourth proportional to 28,226.31, 42,332.63 and 9,501.49 is: 14,249.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,226.31 : 42,332.63 = 9,501.49 : x
  2. Step 2: Convert to fraction form
    28,226.31/42,332.63 = 9,501.49/x
  3. Step 3: Cross multiply
    28,226.31x = 42,332.63 × 9,501.49
  4. Step 4: Simplify right side
    28,226.31x = 402,222,827.91
  5. Step 5: Solve for x
    x = 402,222,827.91/28,226.31
  6. Step 6: Final answer
    x = 14,249.93

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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.