Home / 26,849.85-40,280.59-10,210.20

Finding the Fourth Proportional to 26,849.85, 40,280.59 and 10,210.20

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Solution

The fourth proportional to 26,849.85, 40,280.59 and 10,210.20 is: 15,317.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,849.85 : 40,280.59 = 10,210.20 : x
  2. Step 2: Convert to fraction form
    26,849.85/40,280.59 = 10,210.20/x
  3. Step 3: Cross multiply
    26,849.85x = 40,280.59 × 10,210.20
  4. Step 4: Simplify right side
    26,849.85x = 411,272,968.31
  5. Step 5: Solve for x
    x = 411,272,968.31/26,849.85
  6. Step 6: Final answer
    x = 15,317.51

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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.