Home / 25,029.01-34,539.72-13,698.46

Finding the Fourth Proportional to 25,029.01, 34,539.72 and 13,698.46

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Solution

The fourth proportional to 25,029.01, 34,539.72 and 13,698.46 is: 18,903.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,029.01 : 34,539.72 = 13,698.46 : x
  2. Step 2: Convert to fraction form
    25,029.01/34,539.72 = 13,698.46/x
  3. Step 3: Cross multiply
    25,029.01x = 34,539.72 × 13,698.46
  4. Step 4: Simplify right side
    25,029.01x = 473,140,972.83
  5. Step 5: Solve for x
    x = 473,140,972.83/25,029.01
  6. Step 6: Final answer
    x = 18,903.70

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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.