Home / 45,315.95-67,864.55-27,252.23

Finding the Fourth Proportional to 45,315.95, 67,864.55 and 27,252.23

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Solution

The fourth proportional to 45,315.95, 67,864.55 and 27,252.23 is: 40,812.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,315.95 : 67,864.55 = 27,252.23 : x
  2. Step 2: Convert to fraction form
    45,315.95/67,864.55 = 27,252.23/x
  3. Step 3: Cross multiply
    45,315.95x = 67,864.55 × 27,252.23
  4. Step 4: Simplify right side
    45,315.95x = 1,849,459,849.86
  5. Step 5: Solve for x
    x = 1,849,459,849.86/45,315.95
  6. Step 6: Final answer
    x = 40,812.56

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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.