Home / 15,748.02-21,725.01-10,160.82

Finding the Fourth Proportional to 15,748.02, 21,725.01 and 10,160.82

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Solution

The fourth proportional to 15,748.02, 21,725.01 and 10,160.82 is: 14,017.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748.02 : 21,725.01 = 10,160.82 : x
  2. Step 2: Convert to fraction form
    15,748.02/21,725.01 = 10,160.82/x
  3. Step 3: Cross multiply
    15,748.02x = 21,725.01 × 10,160.82
  4. Step 4: Simplify right side
    15,748.02x = 220,743,916.11
  5. Step 5: Solve for x
    x = 220,743,916.11/15,748.02
  6. Step 6: Final answer
    x = 14,017.25

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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.