Home / 28,225.98-42,364.35-15,089.58

Finding the Fourth Proportional to 28,225.98, 42,364.35 and 15,089.58

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Solution

The fourth proportional to 28,225.98, 42,364.35 and 15,089.58 is: 22,647.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,225.98 : 42,364.35 = 15,089.58 : x
  2. Step 2: Convert to fraction form
    28,225.98/42,364.35 = 15,089.58/x
  3. Step 3: Cross multiply
    28,225.98x = 42,364.35 × 15,089.58
  4. Step 4: Simplify right side
    28,225.98x = 639,260,248.47
  5. Step 5: Solve for x
    x = 639,260,248.47/28,225.98
  6. Step 6: Final answer
    x = 22,647.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.