Home / 19,132.02-28,698.99-13,569.48

Finding the Fourth Proportional to 19,132.02, 28,698.99 and 13,569.48

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Solution

The fourth proportional to 19,132.02, 28,698.99 and 13,569.48 is: 20,354.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,132.02 : 28,698.99 = 13,569.48 : x
  2. Step 2: Convert to fraction form
    19,132.02/28,698.99 = 13,569.48/x
  3. Step 3: Cross multiply
    19,132.02x = 28,698.99 × 13,569.48
  4. Step 4: Simplify right side
    19,132.02x = 389,430,370.83
  5. Step 5: Solve for x
    x = 389,430,370.83/19,132.02
  6. Step 6: Final answer
    x = 20,354.90

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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.