Home / 18,854.69-26,019.52-10,471.19

Finding the Fourth Proportional to 18,854.69, 26,019.52 and 10,471.19

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Solution

The fourth proportional to 18,854.69, 26,019.52 and 10,471.19 is: 14,450.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,854.69 : 26,019.52 = 10,471.19 : x
  2. Step 2: Convert to fraction form
    18,854.69/26,019.52 = 10,471.19/x
  3. Step 3: Cross multiply
    18,854.69x = 26,019.52 × 10,471.19
  4. Step 4: Simplify right side
    18,854.69x = 272,455,337.63
  5. Step 5: Solve for x
    x = 272,455,337.63/18,854.69
  6. Step 6: Final answer
    x = 14,450.27

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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.