Home / 29,088.20-43,638.59-9,368.30

Finding the Fourth Proportional to 29,088.20, 43,638.59 and 9,368.30

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Solution

The fourth proportional to 29,088.20, 43,638.59 and 9,368.30 is: 14,054.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,088.20 : 43,638.59 = 9,368.30 : x
  2. Step 2: Convert to fraction form
    29,088.20/43,638.59 = 9,368.30/x
  3. Step 3: Cross multiply
    29,088.20x = 43,638.59 × 9,368.30
  4. Step 4: Simplify right side
    29,088.20x = 408,819,535.21
  5. Step 5: Solve for x
    x = 408,819,535.21/29,088.20
  6. Step 6: Final answer
    x = 14,054.48

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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.