Home / 26,366.40-39,543.36-7,641.48

Finding the Fourth Proportional to 26,366.40, 39,543.36 and 7,641.48

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Solution

The fourth proportional to 26,366.40, 39,543.36 and 7,641.48 is: 11,460.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,366.40 : 39,543.36 = 7,641.48 : x
  2. Step 2: Convert to fraction form
    26,366.40/39,543.36 = 7,641.48/x
  3. Step 3: Cross multiply
    26,366.40x = 39,543.36 × 7,641.48
  4. Step 4: Simplify right side
    26,366.40x = 302,169,794.57
  5. Step 5: Solve for x
    x = 302,169,794.57/26,366.40
  6. Step 6: Final answer
    x = 11,460.41

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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.