Home / 17,328.80-23,913.42-9,775.02

Finding the Fourth Proportional to 17,328.80, 23,913.42 and 9,775.02

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Solution

The fourth proportional to 17,328.80, 23,913.42 and 9,775.02 is: 13,489.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.80 : 23,913.42 = 9,775.02 : x
  2. Step 2: Convert to fraction form
    17,328.80/23,913.42 = 9,775.02/x
  3. Step 3: Cross multiply
    17,328.80x = 23,913.42 × 9,775.02
  4. Step 4: Simplify right side
    17,328.80x = 233,754,158.77
  5. Step 5: Solve for x
    x = 233,754,158.77/17,328.80
  6. Step 6: Final answer
    x = 13,489.34

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.