Home / 28,227.12-42,341.58-10,462.22

Finding the Fourth Proportional to 28,227.12, 42,341.58 and 10,462.22

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Solution

The fourth proportional to 28,227.12, 42,341.58 and 10,462.22 is: 15,693.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,227.12 : 42,341.58 = 10,462.22 : x
  2. Step 2: Convert to fraction form
    28,227.12/42,341.58 = 10,462.22/x
  3. Step 3: Cross multiply
    28,227.12x = 42,341.58 × 10,462.22
  4. Step 4: Simplify right side
    28,227.12x = 442,986,925.11
  5. Step 5: Solve for x
    x = 442,986,925.11/28,227.12
  6. Step 6: Final answer
    x = 15,693.66

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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.