Home / 29,155.38-43,722.34-10,430.34

Finding the Fourth Proportional to 29,155.38, 43,722.34 and 10,430.34

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Solution

The fourth proportional to 29,155.38, 43,722.34 and 10,430.34 is: 15,641.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,155.38 : 43,722.34 = 10,430.34 : x
  2. Step 2: Convert to fraction form
    29,155.38/43,722.34 = 10,430.34/x
  3. Step 3: Cross multiply
    29,155.38x = 43,722.34 × 10,430.34
  4. Step 4: Simplify right side
    29,155.38x = 456,038,871.80
  5. Step 5: Solve for x
    x = 456,038,871.80/29,155.38
  6. Step 6: Final answer
    x = 15,641.67

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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.