Home / 15,903.60-23,855.28-6,663.12

Finding the Fourth Proportional to 15,903.60, 23,855.28 and 6,663.12

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Solution

The fourth proportional to 15,903.60, 23,855.28 and 6,663.12 is: 9,994.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,903.60 : 23,855.28 = 6,663.12 : x
  2. Step 2: Convert to fraction form
    15,903.60/23,855.28 = 6,663.12/x
  3. Step 3: Cross multiply
    15,903.60x = 23,855.28 × 6,663.12
  4. Step 4: Simplify right side
    15,903.60x = 158,950,593.27
  5. Step 5: Solve for x
    x = 158,950,593.27/15,903.60
  6. Step 6: Final answer
    x = 9,994.63

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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.