Home / 25,281.05-34,887.51-13,950.26

Finding the Fourth Proportional to 25,281.05, 34,887.51 and 13,950.26

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Solution

The fourth proportional to 25,281.05, 34,887.51 and 13,950.26 is: 19,251.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,281.05 : 34,887.51 = 13,950.26 : x
  2. Step 2: Convert to fraction form
    25,281.05/34,887.51 = 13,950.26/x
  3. Step 3: Cross multiply
    25,281.05x = 34,887.51 × 13,950.26
  4. Step 4: Simplify right side
    25,281.05x = 486,689,835.25
  5. Step 5: Solve for x
    x = 486,689,835.25/25,281.05
  6. Step 6: Final answer
    x = 19,251.17

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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.