Home / 26,357.50-36,388.38-17,430.89

Finding the Fourth Proportional to 26,357.50, 36,388.38 and 17,430.89

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Solution

The fourth proportional to 26,357.50, 36,388.38 and 17,430.89 is: 24,064.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,357.50 : 36,388.38 = 17,430.89 : x
  2. Step 2: Convert to fraction form
    26,357.50/36,388.38 = 17,430.89/x
  3. Step 3: Cross multiply
    26,357.50x = 36,388.38 × 17,430.89
  4. Step 4: Simplify right side
    26,357.50x = 634,281,849.06
  5. Step 5: Solve for x
    x = 634,281,849.06/26,357.50
  6. Step 6: Final answer
    x = 24,064.57

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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.