Home / 19,435.52-29,148.96-5,585.60

Finding the Fourth Proportional to 19,435.52, 29,148.96 and 5,585.60

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Solution

The fourth proportional to 19,435.52, 29,148.96 and 5,585.60 is: 8,377.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,435.52 : 29,148.96 = 5,585.60 : x
  2. Step 2: Convert to fraction form
    19,435.52/29,148.96 = 5,585.60/x
  3. Step 3: Cross multiply
    19,435.52x = 29,148.96 × 5,585.60
  4. Step 4: Simplify right side
    19,435.52x = 162,814,430.98
  5. Step 5: Solve for x
    x = 162,814,430.98/19,435.52
  6. Step 6: Final answer
    x = 8,377.16

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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.