Home / 17,490.68-26,235.93-4,343.05

Finding the Fourth Proportional to 17,490.68, 26,235.93 and 4,343.05

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Solution

The fourth proportional to 17,490.68, 26,235.93 and 4,343.05 is: 6,514.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,490.68 : 26,235.93 = 4,343.05 : x
  2. Step 2: Convert to fraction form
    17,490.68/26,235.93 = 4,343.05/x
  3. Step 3: Cross multiply
    17,490.68x = 26,235.93 × 4,343.05
  4. Step 4: Simplify right side
    17,490.68x = 113,943,955.79
  5. Step 5: Solve for x
    x = 113,943,955.79/17,490.68
  6. Step 6: Final answer
    x = 6,514.55

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.