Home / 29,150.90-43,715.55-9,430.10

Finding the Fourth Proportional to 29,150.90, 43,715.55 and 9,430.10

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Solution

The fourth proportional to 29,150.90, 43,715.55 and 9,430.10 is: 14,141.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,150.90 : 43,715.55 = 9,430.10 : x
  2. Step 2: Convert to fraction form
    29,150.90/43,715.55 = 9,430.10/x
  3. Step 3: Cross multiply
    29,150.90x = 43,715.55 × 9,430.10
  4. Step 4: Simplify right side
    29,150.90x = 412,242,008.06
  5. Step 5: Solve for x
    x = 412,242,008.06/29,150.90
  6. Step 6: Final answer
    x = 14,141.66

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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.