Home / 19,112.30-26,397.36-17,430.74

Finding the Fourth Proportional to 19,112.30, 26,397.36 and 17,430.74

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Solution

The fourth proportional to 19,112.30, 26,397.36 and 17,430.74 is: 24,074.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,112.30 : 26,397.36 = 17,430.74 : x
  2. Step 2: Convert to fraction form
    19,112.30/26,397.36 = 17,430.74/x
  3. Step 3: Cross multiply
    19,112.30x = 26,397.36 × 17,430.74
  4. Step 4: Simplify right side
    19,112.30x = 460,125,518.85
  5. Step 5: Solve for x
    x = 460,125,518.85/19,112.30
  6. Step 6: Final answer
    x = 24,074.84

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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.