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Finding the Fourth Proportional to 15,607.63, 23,398.61 and 7,283.53

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Solution

The fourth proportional to 15,607.63, 23,398.61 and 7,283.53 is: 10,919.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,607.63 : 23,398.61 = 7,283.53 : x
  2. Step 2: Convert to fraction form
    15,607.63/23,398.61 = 7,283.53/x
  3. Step 3: Cross multiply
    15,607.63x = 23,398.61 × 7,283.53
  4. Step 4: Simplify right side
    15,607.63x = 170,424,437.61
  5. Step 5: Solve for x
    x = 170,424,437.61/15,607.63
  6. Step 6: Final answer
    x = 10,919.30

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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.