Home / 15,151.04-22,730.19-4,762.79

Finding the Fourth Proportional to 15,151.04, 22,730.19 and 4,762.79

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Solution

The fourth proportional to 15,151.04, 22,730.19 and 4,762.79 is: 7,145.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,151.04 : 22,730.19 = 4,762.79 : x
  2. Step 2: Convert to fraction form
    15,151.04/22,730.19 = 4,762.79/x
  3. Step 3: Cross multiply
    15,151.04x = 22,730.19 × 4,762.79
  4. Step 4: Simplify right side
    15,151.04x = 108,259,007.98
  5. Step 5: Solve for x
    x = 108,259,007.98/15,151.04
  6. Step 6: Final answer
    x = 7,145.32

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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.