Home / 40,510.61-60,771.99-14,210.72

Finding the Fourth Proportional to 40,510.61, 60,771.99 and 14,210.72

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Solution

The fourth proportional to 40,510.61, 60,771.99 and 14,210.72 is: 21,318.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,510.61 : 60,771.99 = 14,210.72 : x
  2. Step 2: Convert to fraction form
    40,510.61/60,771.99 = 14,210.72/x
  3. Step 3: Cross multiply
    40,510.61x = 60,771.99 × 14,210.72
  4. Step 4: Simplify right side
    40,510.61x = 863,613,581.80
  5. Step 5: Solve for x
    x = 863,613,581.80/40,510.61
  6. Step 6: Final answer
    x = 21,318.21

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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.