Home / 32,312.65-48,449.13-12,568.20

Finding the Fourth Proportional to 32,312.65, 48,449.13 and 12,568.20

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Solution

The fourth proportional to 32,312.65, 48,449.13 and 12,568.20 is: 18,844.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,312.65 : 48,449.13 = 12,568.20 : x
  2. Step 2: Convert to fraction form
    32,312.65/48,449.13 = 12,568.20/x
  3. Step 3: Cross multiply
    32,312.65x = 48,449.13 × 12,568.20
  4. Step 4: Simplify right side
    32,312.65x = 608,918,355.67
  5. Step 5: Solve for x
    x = 608,918,355.67/32,312.65
  6. Step 6: Final answer
    x = 18,844.58

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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.