Home / 29,189.48-40,281.74-16,615.04

Finding the Fourth Proportional to 29,189.48, 40,281.74 and 16,615.04

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Solution

The fourth proportional to 29,189.48, 40,281.74 and 16,615.04 is: 22,928.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,189.48 : 40,281.74 = 16,615.04 : x
  2. Step 2: Convert to fraction form
    29,189.48/40,281.74 = 16,615.04/x
  3. Step 3: Cross multiply
    29,189.48x = 40,281.74 × 16,615.04
  4. Step 4: Simplify right side
    29,189.48x = 669,282,721.37
  5. Step 5: Solve for x
    x = 669,282,721.37/29,189.48
  6. Step 6: Final answer
    x = 22,928.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.