Home / 25,237.86-34,828.07-13,907.12

Finding the Fourth Proportional to 25,237.86, 34,828.07 and 13,907.12

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Solution

The fourth proportional to 25,237.86, 34,828.07 and 13,907.12 is: 19,191.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,237.86 : 34,828.07 = 13,907.12 : x
  2. Step 2: Convert to fraction form
    25,237.86/34,828.07 = 13,907.12/x
  3. Step 3: Cross multiply
    25,237.86x = 34,828.07 × 13,907.12
  4. Step 4: Simplify right side
    25,237.86x = 484,357,905.18
  5. Step 5: Solve for x
    x = 484,357,905.18/25,237.86
  6. Step 6: Final answer
    x = 19,191.72

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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.