Home / 19,333.60-29,000.40-5,482.72

Finding the Fourth Proportional to 19,333.60, 29,000.40 and 5,482.72

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Solution

The fourth proportional to 19,333.60, 29,000.40 and 5,482.72 is: 8,224.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,333.60 : 29,000.40 = 5,482.72 : x
  2. Step 2: Convert to fraction form
    19,333.60/29,000.40 = 5,482.72/x
  3. Step 3: Cross multiply
    19,333.60x = 29,000.40 × 5,482.72
  4. Step 4: Simplify right side
    19,333.60x = 159,001,073.09
  5. Step 5: Solve for x
    x = 159,001,073.09/19,333.60
  6. Step 6: Final answer
    x = 8,224.08

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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.