Home / 28,353.08-42,521.98-8,626.34

Finding the Fourth Proportional to 28,353.08, 42,521.98 and 8,626.34

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Solution

The fourth proportional to 28,353.08, 42,521.98 and 8,626.34 is: 12,937.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,353.08 : 42,521.98 = 8,626.34 : x
  2. Step 2: Convert to fraction form
    28,353.08/42,521.98 = 8,626.34/x
  3. Step 3: Cross multiply
    28,353.08x = 42,521.98 × 8,626.34
  4. Step 4: Simplify right side
    28,353.08x = 366,809,056.95
  5. Step 5: Solve for x
    x = 366,809,056.95/28,353.08
  6. Step 6: Final answer
    x = 12,937.19

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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.