Home / 16,657.72-24,990.91-4,970.94

Finding the Fourth Proportional to 16,657.72, 24,990.91 and 4,970.94

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Solution

The fourth proportional to 16,657.72, 24,990.91 and 4,970.94 is: 7,457.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,657.72 : 24,990.91 = 4,970.94 : x
  2. Step 2: Convert to fraction form
    16,657.72/24,990.91 = 4,970.94/x
  3. Step 3: Cross multiply
    16,657.72x = 24,990.91 × 4,970.94
  4. Step 4: Simplify right side
    16,657.72x = 124,228,371.89
  5. Step 5: Solve for x
    x = 124,228,371.89/16,657.72
  6. Step 6: Final answer
    x = 7,457.70

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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.