Home / 12,526.65-17,278.48-8,056.06

Finding the Fourth Proportional to 12,526.65, 17,278.48 and 8,056.06

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Solution

The fourth proportional to 12,526.65, 17,278.48 and 8,056.06 is: 11,112.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,526.65 : 17,278.48 = 8,056.06 : x
  2. Step 2: Convert to fraction form
    12,526.65/17,278.48 = 8,056.06/x
  3. Step 3: Cross multiply
    12,526.65x = 17,278.48 × 8,056.06
  4. Step 4: Simplify right side
    12,526.65x = 139,196,452.91
  5. Step 5: Solve for x
    x = 139,196,452.91/12,526.65
  6. Step 6: Final answer
    x = 11,112.02

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.