Home / 15,292.12-22,940.28-4,762.89

Finding the Fourth Proportional to 15,292.12, 22,940.28 and 4,762.89

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Solution

The fourth proportional to 15,292.12, 22,940.28 and 4,762.89 is: 7,144.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,292.12 : 22,940.28 = 4,762.89 : x
  2. Step 2: Convert to fraction form
    15,292.12/22,940.28 = 4,762.89/x
  3. Step 3: Cross multiply
    15,292.12x = 22,940.28 × 4,762.89
  4. Step 4: Simplify right side
    15,292.12x = 109,262,030.21
  5. Step 5: Solve for x
    x = 109,262,030.21/15,292.12
  6. Step 6: Final answer
    x = 7,144.99

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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.