Home / 17,223.08-23,772.02-9,775.40

Finding the Fourth Proportional to 17,223.08, 23,772.02 and 9,775.40

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Solution

The fourth proportional to 17,223.08, 23,772.02 and 9,775.40 is: 13,492.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,223.08 : 23,772.02 = 9,775.40 : x
  2. Step 2: Convert to fraction form
    17,223.08/23,772.02 = 9,775.40/x
  3. Step 3: Cross multiply
    17,223.08x = 23,772.02 × 9,775.40
  4. Step 4: Simplify right side
    17,223.08x = 232,381,004.31
  5. Step 5: Solve for x
    x = 232,381,004.31/17,223.08
  6. Step 6: Final answer
    x = 13,492.42

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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.