Home / 26,515.26-36,590.10-14,578.50

Finding the Fourth Proportional to 26,515.26, 36,590.10 and 14,578.50

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Solution

The fourth proportional to 26,515.26, 36,590.10 and 14,578.50 is: 20,117.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.26 : 36,590.10 = 14,578.50 : x
  2. Step 2: Convert to fraction form
    26,515.26/36,590.10 = 14,578.50/x
  3. Step 3: Cross multiply
    26,515.26x = 36,590.10 × 14,578.50
  4. Step 4: Simplify right side
    26,515.26x = 533,428,772.85
  5. Step 5: Solve for x
    x = 533,428,772.85/26,515.26
  6. Step 6: Final answer
    x = 20,117.80

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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.