Home / 45,156.61-62,346.25-28,167.67

Finding the Fourth Proportional to 45,156.61, 62,346.25 and 28,167.67

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Solution

The fourth proportional to 45,156.61, 62,346.25 and 28,167.67 is: 38,890.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,156.61 : 62,346.25 = 28,167.67 : x
  2. Step 2: Convert to fraction form
    45,156.61/62,346.25 = 28,167.67/x
  3. Step 3: Cross multiply
    45,156.61x = 62,346.25 × 28,167.67
  4. Step 4: Simplify right side
    45,156.61x = 1,756,148,595.74
  5. Step 5: Solve for x
    x = 1,756,148,595.74/45,156.61
  6. Step 6: Final answer
    x = 38,890.18

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.