Home / 25,277.87-34,883.36-13,948.07

Finding the Fourth Proportional to 25,277.87, 34,883.36 and 13,948.07

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Solution

The fourth proportional to 25,277.87, 34,883.36 and 13,948.07 is: 19,248.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,277.87 : 34,883.36 = 13,948.07 : x
  2. Step 2: Convert to fraction form
    25,277.87/34,883.36 = 13,948.07/x
  3. Step 3: Cross multiply
    25,277.87x = 34,883.36 × 13,948.07
  4. Step 4: Simplify right side
    25,277.87x = 486,555,547.12
  5. Step 5: Solve for x
    x = 486,555,547.12/25,277.87
  6. Step 6: Final answer
    x = 19,248.28

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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.