Home / 26,585.55-39,878.63-11,386.06

Finding the Fourth Proportional to 26,585.55, 39,878.63 and 11,386.06

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Solution

The fourth proportional to 26,585.55, 39,878.63 and 11,386.06 is: 17,079.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,585.55 : 39,878.63 = 11,386.06 : x
  2. Step 2: Convert to fraction form
    26,585.55/39,878.63 = 11,386.06/x
  3. Step 3: Cross multiply
    26,585.55x = 39,878.63 × 11,386.06
  4. Step 4: Simplify right side
    26,585.55x = 454,060,473.90
  5. Step 5: Solve for x
    x = 454,060,473.90/26,585.55
  6. Step 6: Final answer
    x = 17,079.22

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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.