Home / 19,016.52-28,501.02-9,153.18

Finding the Fourth Proportional to 19,016.52, 28,501.02 and 9,153.18

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Solution

The fourth proportional to 19,016.52, 28,501.02 and 9,153.18 is: 13,718.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,016.52 : 28,501.02 = 9,153.18 : x
  2. Step 2: Convert to fraction form
    19,016.52/28,501.02 = 9,153.18/x
  3. Step 3: Cross multiply
    19,016.52x = 28,501.02 × 9,153.18
  4. Step 4: Simplify right side
    19,016.52x = 260,874,966.24
  5. Step 5: Solve for x
    x = 260,874,966.24/19,016.52
  6. Step 6: Final answer
    x = 13,718.33

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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.