Home / 19,170.06-26,454.66-11,210.70

Finding the Fourth Proportional to 19,170.06, 26,454.66 and 11,210.70

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Solution

The fourth proportional to 19,170.06, 26,454.66 and 11,210.70 is: 15,470.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,170.06 : 26,454.66 = 11,210.70 : x
  2. Step 2: Convert to fraction form
    19,170.06/26,454.66 = 11,210.70/x
  3. Step 3: Cross multiply
    19,170.06x = 26,454.66 × 11,210.70
  4. Step 4: Simplify right side
    19,170.06x = 296,575,256.86
  5. Step 5: Solve for x
    x = 296,575,256.86/19,170.06
  6. Step 6: Final answer
    x = 15,470.75

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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.