Home / 32,215.76-48,312.05-11,150.07

Finding the Fourth Proportional to 32,215.76, 48,312.05 and 11,150.07

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Solution

The fourth proportional to 32,215.76, 48,312.05 and 11,150.07 is: 16,721.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,215.76 : 48,312.05 = 11,150.07 : x
  2. Step 2: Convert to fraction form
    32,215.76/48,312.05 = 11,150.07/x
  3. Step 3: Cross multiply
    32,215.76x = 48,312.05 × 11,150.07
  4. Step 4: Simplify right side
    32,215.76x = 538,682,774.18
  5. Step 5: Solve for x
    x = 538,682,774.18/32,215.76
  6. Step 6: Final answer
    x = 16,721.10

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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.