Home / 29,021.61-43,538.70-9,030.72

Finding the Fourth Proportional to 29,021.61, 43,538.70 and 9,030.72

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Solution

The fourth proportional to 29,021.61, 43,538.70 and 9,030.72 is: 13,548.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,021.61 : 43,538.70 = 9,030.72 : x
  2. Step 2: Convert to fraction form
    29,021.61/43,538.70 = 9,030.72/x
  3. Step 3: Cross multiply
    29,021.61x = 43,538.70 × 9,030.72
  4. Step 4: Simplify right side
    29,021.61x = 393,185,808.86
  5. Step 5: Solve for x
    x = 393,185,808.86/29,021.61
  6. Step 6: Final answer
    x = 13,548.04

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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.