Home / 19,374.30-29,068.50-11,970.24

Finding the Fourth Proportional to 19,374.30, 29,068.50 and 11,970.24

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Solution

The fourth proportional to 19,374.30, 29,068.50 and 11,970.24 is: 17,959.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,374.30 : 29,068.50 = 11,970.24 : x
  2. Step 2: Convert to fraction form
    19,374.30/29,068.50 = 11,970.24/x
  3. Step 3: Cross multiply
    19,374.30x = 29,068.50 × 11,970.24
  4. Step 4: Simplify right side
    19,374.30x = 347,956,921.44
  5. Step 5: Solve for x
    x = 347,956,921.44/19,374.30
  6. Step 6: Final answer
    x = 17,959.72

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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.