Home / 15,943.61-23,916.39-4,851.12

Finding the Fourth Proportional to 15,943.61, 23,916.39 and 4,851.12

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Solution

The fourth proportional to 15,943.61, 23,916.39 and 4,851.12 is: 7,276.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,943.61 : 23,916.39 = 4,851.12 : x
  2. Step 2: Convert to fraction form
    15,943.61/23,916.39 = 4,851.12/x
  3. Step 3: Cross multiply
    15,943.61x = 23,916.39 × 4,851.12
  4. Step 4: Simplify right side
    15,943.61x = 116,021,277.86
  5. Step 5: Solve for x
    x = 116,021,277.86/15,943.61
  6. Step 6: Final answer
    x = 7,276.98

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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.