Home / 26,851.20-40,276.80-26,462.40

Finding the Fourth Proportional to 26,851.20, 40,276.80 and 26,462.40

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Solution

The fourth proportional to 26,851.20, 40,276.80 and 26,462.40 is: 39,693.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,851.20 : 40,276.80 = 26,462.40 : x
  2. Step 2: Convert to fraction form
    26,851.20/40,276.80 = 26,462.40/x
  3. Step 3: Cross multiply
    26,851.20x = 40,276.80 × 26,462.40
  4. Step 4: Simplify right side
    26,851.20x = 1,065,820,792.32
  5. Step 5: Solve for x
    x = 1,065,820,792.32/26,851.20
  6. Step 6: Final answer
    x = 39,693.60

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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.