Home / 29,148.77-40,224.43-16,402.67

Finding the Fourth Proportional to 29,148.77, 40,224.43 and 16,402.67

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Solution

The fourth proportional to 29,148.77, 40,224.43 and 16,402.67 is: 22,635.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,148.77 : 40,224.43 = 16,402.67 : x
  2. Step 2: Convert to fraction form
    29,148.77/40,224.43 = 16,402.67/x
  3. Step 3: Cross multiply
    29,148.77x = 40,224.43 × 16,402.67
  4. Step 4: Simplify right side
    29,148.77x = 659,787,809.10
  5. Step 5: Solve for x
    x = 659,787,809.10/29,148.77
  6. Step 6: Final answer
    x = 22,635.18

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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.