Home / 18,842.36-26,002.38-10,345.04

Finding the Fourth Proportional to 18,842.36, 26,002.38 and 10,345.04

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Solution

The fourth proportional to 18,842.36, 26,002.38 and 10,345.04 is: 14,276.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,842.36 : 26,002.38 = 10,345.04 : x
  2. Step 2: Convert to fraction form
    18,842.36/26,002.38 = 10,345.04/x
  3. Step 3: Cross multiply
    18,842.36x = 26,002.38 × 10,345.04
  4. Step 4: Simplify right side
    18,842.36x = 268,995,661.20
  5. Step 5: Solve for x
    x = 268,995,661.20/18,842.36
  6. Step 6: Final answer
    x = 14,276.11

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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.