Home / 26,515.40-36,590.52-14,415.50

Finding the Fourth Proportional to 26,515.40, 36,590.52 and 14,415.50

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Solution

The fourth proportional to 26,515.40, 36,590.52 and 14,415.50 is: 19,892.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,515.40 : 36,590.52 = 14,415.50 : x
  2. Step 2: Convert to fraction form
    26,515.40/36,590.52 = 14,415.50/x
  3. Step 3: Cross multiply
    26,515.40x = 36,590.52 × 14,415.50
  4. Step 4: Simplify right side
    26,515.40x = 527,470,641.06
  5. Step 5: Solve for x
    x = 527,470,641.06/26,515.40
  6. Step 6: Final answer
    x = 19,892.99

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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.