Home / 18,837.04-25,995.15-10,339.22

Finding the Fourth Proportional to 18,837.04, 25,995.15 and 10,339.22

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Solution

The fourth proportional to 18,837.04, 25,995.15 and 10,339.22 is: 14,268.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.04 : 25,995.15 = 10,339.22 : x
  2. Step 2: Convert to fraction form
    18,837.04/25,995.15 = 10,339.22/x
  3. Step 3: Cross multiply
    18,837.04x = 25,995.15 × 10,339.22
  4. Step 4: Simplify right side
    18,837.04x = 268,769,393.11
  5. Step 5: Solve for x
    x = 268,769,393.11/18,837.04
  6. Step 6: Final answer
    x = 14,268.14

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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.