Home / 14,849.76-20,510.64-11,747.04

Finding the Fourth Proportional to 14,849.76, 20,510.64 and 11,747.04

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Solution

The fourth proportional to 14,849.76, 20,510.64 and 11,747.04 is: 16,225.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.76 : 20,510.64 = 11,747.04 : x
  2. Step 2: Convert to fraction form
    14,849.76/20,510.64 = 11,747.04/x
  3. Step 3: Cross multiply
    14,849.76x = 20,510.64 × 11,747.04
  4. Step 4: Simplify right side
    14,849.76x = 240,939,308.51
  5. Step 5: Solve for x
    x = 240,939,308.51/14,849.76
  6. Step 6: Final answer
    x = 16,225.13

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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.