Home / 32,130.48-48,202.77-9,640.20

Finding the Fourth Proportional to 32,130.48, 48,202.77 and 9,640.20

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Solution

The fourth proportional to 32,130.48, 48,202.77 and 9,640.20 is: 14,462.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,130.48 : 48,202.77 = 9,640.20 : x
  2. Step 2: Convert to fraction form
    32,130.48/48,202.77 = 9,640.20/x
  3. Step 3: Cross multiply
    32,130.48x = 48,202.77 × 9,640.20
  4. Step 4: Simplify right side
    32,130.48x = 464,684,343.35
  5. Step 5: Solve for x
    x = 464,684,343.35/32,130.48
  6. Step 6: Final answer
    x = 14,462.42

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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.