Home / 28,337.63-42,507.34-8,616.35

Finding the Fourth Proportional to 28,337.63, 42,507.34 and 8,616.35

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Solution

The fourth proportional to 28,337.63, 42,507.34 and 8,616.35 is: 12,924.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,337.63 : 42,507.34 = 8,616.35 : x
  2. Step 2: Convert to fraction form
    28,337.63/42,507.34 = 8,616.35/x
  3. Step 3: Cross multiply
    28,337.63x = 42,507.34 × 8,616.35
  4. Step 4: Simplify right side
    28,337.63x = 366,258,203.74
  5. Step 5: Solve for x
    x = 366,258,203.74/28,337.63
  6. Step 6: Final answer
    x = 12,924.80

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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.