Home / 28,374.44-42,587.88-14,344.32

Finding the Fourth Proportional to 28,374.44, 42,587.88 and 14,344.32

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Solution

The fourth proportional to 28,374.44, 42,587.88 and 14,344.32 is: 21,529.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,374.44 : 42,587.88 = 14,344.32 : x
  2. Step 2: Convert to fraction form
    28,374.44/42,587.88 = 14,344.32/x
  3. Step 3: Cross multiply
    28,374.44x = 42,587.88 × 14,344.32
  4. Step 4: Simplify right side
    28,374.44x = 610,894,178.84
  5. Step 5: Solve for x
    x = 610,894,178.84/28,374.44
  6. Step 6: Final answer
    x = 21,529.74

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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.