Home / 29,929.07-44,900.21-8,870.78

Finding the Fourth Proportional to 29,929.07, 44,900.21 and 8,870.78

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Solution

The fourth proportional to 29,929.07, 44,900.21 and 8,870.78 is: 13,308.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,929.07 : 44,900.21 = 8,870.78 : x
  2. Step 2: Convert to fraction form
    29,929.07/44,900.21 = 8,870.78/x
  3. Step 3: Cross multiply
    29,929.07x = 44,900.21 × 8,870.78
  4. Step 4: Simplify right side
    29,929.07x = 398,300,019.29
  5. Step 5: Solve for x
    x = 398,300,019.29/29,929.07
  6. Step 6: Final answer
    x = 13,308.13

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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.