Home / 14,849.20-22,275.40-4,988.08

Finding the Fourth Proportional to 14,849.20, 22,275.40 and 4,988.08

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Solution

The fourth proportional to 14,849.20, 22,275.40 and 4,988.08 is: 7,482.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,849.20 : 22,275.40 = 4,988.08 : x
  2. Step 2: Convert to fraction form
    14,849.20/22,275.40 = 4,988.08/x
  3. Step 3: Cross multiply
    14,849.20x = 22,275.40 × 4,988.08
  4. Step 4: Simplify right side
    14,849.20x = 111,111,477.23
  5. Step 5: Solve for x
    x = 111,111,477.23/14,849.20
  6. Step 6: Final answer
    x = 7,482.66

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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.