Home / 15,168.30-22,762.69-5,307.66

Finding the Fourth Proportional to 15,168.30, 22,762.69 and 5,307.66

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Solution

The fourth proportional to 15,168.30, 22,762.69 and 5,307.66 is: 7,965.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,168.30 : 22,762.69 = 5,307.66 : x
  2. Step 2: Convert to fraction form
    15,168.30/22,762.69 = 5,307.66/x
  3. Step 3: Cross multiply
    15,168.30x = 22,762.69 × 5,307.66
  4. Step 4: Simplify right side
    15,168.30x = 120,816,625.84
  5. Step 5: Solve for x
    x = 120,816,625.84/15,168.30
  6. Step 6: Final answer
    x = 7,965.08

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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.