Home / 14,510.61-21,768.75-4,649.13

Finding the Fourth Proportional to 14,510.61, 21,768.75 and 4,649.13

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Solution

The fourth proportional to 14,510.61, 21,768.75 and 4,649.13 is: 6,974.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,510.61 : 21,768.75 = 4,649.13 : x
  2. Step 2: Convert to fraction form
    14,510.61/21,768.75 = 4,649.13/x
  3. Step 3: Cross multiply
    14,510.61x = 21,768.75 × 4,649.13
  4. Step 4: Simplify right side
    14,510.61x = 101,205,748.69
  5. Step 5: Solve for x
    x = 101,205,748.69/14,510.61
  6. Step 6: Final answer
    x = 6,974.60

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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.