Home / 18,837.01-25,994.56-10,339.12

Finding the Fourth Proportional to 18,837.01, 25,994.56 and 10,339.12

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Solution

The fourth proportional to 18,837.01, 25,994.56 and 10,339.12 is: 14,267.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,837.01 : 25,994.56 = 10,339.12 : x
  2. Step 2: Convert to fraction form
    18,837.01/25,994.56 = 10,339.12/x
  3. Step 3: Cross multiply
    18,837.01x = 25,994.56 × 10,339.12
  4. Step 4: Simplify right side
    18,837.01x = 268,760,875.19
  5. Step 5: Solve for x
    x = 268,760,875.19/18,837.01
  6. Step 6: Final answer
    x = 14,267.70

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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.