Home / 18,875.60-26,046.07-10,376.32

Finding the Fourth Proportional to 18,875.60, 26,046.07 and 10,376.32

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Solution

The fourth proportional to 18,875.60, 26,046.07 and 10,376.32 is: 14,318.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,875.60 : 26,046.07 = 10,376.32 : x
  2. Step 2: Convert to fraction form
    18,875.60/26,046.07 = 10,376.32/x
  3. Step 3: Cross multiply
    18,875.60x = 26,046.07 × 10,376.32
  4. Step 4: Simplify right side
    18,875.60x = 270,262,305.18
  5. Step 5: Solve for x
    x = 270,262,305.18/18,875.60
  6. Step 6: Final answer
    x = 14,318.08

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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.