Home / 25,029.04-34,539.77-13,698.42

Finding the Fourth Proportional to 25,029.04, 34,539.77 and 13,698.42

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Solution

The fourth proportional to 25,029.04, 34,539.77 and 13,698.42 is: 18,903.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,029.04 : 34,539.77 = 13,698.42 : x
  2. Step 2: Convert to fraction form
    25,029.04/34,539.77 = 13,698.42/x
  3. Step 3: Cross multiply
    25,029.04x = 34,539.77 × 13,698.42
  4. Step 4: Simplify right side
    25,029.04x = 473,140,276.16
  5. Step 5: Solve for x
    x = 473,140,276.16/25,029.04
  6. Step 6: Final answer
    x = 18,903.65

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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.