Home / 25,319.98-37,938.32-8,670.84

Finding the Fourth Proportional to 25,319.98, 37,938.32 and 8,670.84

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Solution

The fourth proportional to 25,319.98, 37,938.32 and 8,670.84 is: 12,992.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,319.98 : 37,938.32 = 8,670.84 : x
  2. Step 2: Convert to fraction form
    25,319.98/37,938.32 = 8,670.84/x
  3. Step 3: Cross multiply
    25,319.98x = 37,938.32 × 8,670.84
  4. Step 4: Simplify right side
    25,319.98x = 328,957,102.59
  5. Step 5: Solve for x
    x = 328,957,102.59/25,319.98
  6. Step 6: Final answer
    x = 12,992.00

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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.