Home / 23,125.02-31,916.07-13,057.50

Finding the Fourth Proportional to 23,125.02, 31,916.07 and 13,057.50

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Solution

The fourth proportional to 23,125.02, 31,916.07 and 13,057.50 is: 18,021.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,125.02 : 31,916.07 = 13,057.50 : x
  2. Step 2: Convert to fraction form
    23,125.02/31,916.07 = 13,057.50/x
  3. Step 3: Cross multiply
    23,125.02x = 31,916.07 × 13,057.50
  4. Step 4: Simplify right side
    23,125.02x = 416,744,084.03
  5. Step 5: Solve for x
    x = 416,744,084.03/23,125.02
  6. Step 6: Final answer
    x = 18,021.35

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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.