Home / 15,141.94-22,562.40-13,485.74

Finding the Fourth Proportional to 15,141.94, 22,562.40 and 13,485.74

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Solution

The fourth proportional to 15,141.94, 22,562.40 and 13,485.74 is: 20,094.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,141.94 : 22,562.40 = 13,485.74 : x
  2. Step 2: Convert to fraction form
    15,141.94/22,562.40 = 13,485.74/x
  3. Step 3: Cross multiply
    15,141.94x = 22,562.40 × 13,485.74
  4. Step 4: Simplify right side
    15,141.94x = 304,270,648.99
  5. Step 5: Solve for x
    x = 304,270,648.99/15,141.94
  6. Step 6: Final answer
    x = 20,094.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.