Home / 15,905.72-23,851.08-5,903.53

Finding the Fourth Proportional to 15,905.72, 23,851.08 and 5,903.53

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Solution

The fourth proportional to 15,905.72, 23,851.08 and 5,903.53 is: 8,852.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,905.72 : 23,851.08 = 5,903.53 : x
  2. Step 2: Convert to fraction form
    15,905.72/23,851.08 = 5,903.53/x
  3. Step 3: Cross multiply
    15,905.72x = 23,851.08 × 5,903.53
  4. Step 4: Simplify right side
    15,905.72x = 140,805,551.55
  5. Step 5: Solve for x
    x = 140,805,551.55/15,905.72
  6. Step 6: Final answer
    x = 8,852.51

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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.