Home / 19,432.60-29,141.70-6,285.40

Finding the Fourth Proportional to 19,432.60, 29,141.70 and 6,285.40

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Solution

The fourth proportional to 19,432.60, 29,141.70 and 6,285.40 is: 9,425.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,432.60 : 29,141.70 = 6,285.40 : x
  2. Step 2: Convert to fraction form
    19,432.60/29,141.70 = 6,285.40/x
  3. Step 3: Cross multiply
    19,432.60x = 29,141.70 × 6,285.40
  4. Step 4: Simplify right side
    19,432.60x = 183,167,241.18
  5. Step 5: Solve for x
    x = 183,167,241.18/19,432.60
  6. Step 6: Final answer
    x = 9,425.77

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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.