Home / 45,510.45-68,265.67-14,348.13

Finding the Fourth Proportional to 45,510.45, 68,265.67 and 14,348.13

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Solution

The fourth proportional to 45,510.45, 68,265.67 and 14,348.13 is: 21,522.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,510.45 : 68,265.67 = 14,348.13 : x
  2. Step 2: Convert to fraction form
    45,510.45/68,265.67 = 14,348.13/x
  3. Step 3: Cross multiply
    45,510.45x = 68,265.67 × 14,348.13
  4. Step 4: Simplify right side
    45,510.45x = 979,484,707.70
  5. Step 5: Solve for x
    x = 979,484,707.70/45,510.45
  6. Step 6: Final answer
    x = 21,522.19

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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.