Home / 26,428.80-39,585.60-23,510.40

Finding the Fourth Proportional to 26,428.80, 39,585.60 and 23,510.40

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Solution

The fourth proportional to 26,428.80, 39,585.60 and 23,510.40 is: 35,214.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,428.80 : 39,585.60 = 23,510.40 : x
  2. Step 2: Convert to fraction form
    26,428.80/39,585.60 = 23,510.40/x
  3. Step 3: Cross multiply
    26,428.80x = 39,585.60 × 23,510.40
  4. Step 4: Simplify right side
    26,428.80x = 930,673,290.24
  5. Step 5: Solve for x
    x = 930,673,290.24/26,428.80
  6. Step 6: Final answer
    x = 35,214.36

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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.