Home / 29,061.57-43,555.91-12,402.10

Finding the Fourth Proportional to 29,061.57, 43,555.91 and 12,402.10

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Solution

The fourth proportional to 29,061.57, 43,555.91 and 12,402.10 is: 18,587.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,061.57 : 43,555.91 = 12,402.10 : x
  2. Step 2: Convert to fraction form
    29,061.57/43,555.91 = 12,402.10/x
  3. Step 3: Cross multiply
    29,061.57x = 43,555.91 × 12,402.10
  4. Step 4: Simplify right side
    29,061.57x = 540,184,751.41
  5. Step 5: Solve for x
    x = 540,184,751.41/29,061.57
  6. Step 6: Final answer
    x = 18,587.60

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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.