Home / 23,258.30-34,885.02-12,160.50

Finding the Fourth Proportional to 23,258.30, 34,885.02 and 12,160.50

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Solution

The fourth proportional to 23,258.30, 34,885.02 and 12,160.50 is: 18,239.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,258.30 : 34,885.02 = 12,160.50 : x
  2. Step 2: Convert to fraction form
    23,258.30/34,885.02 = 12,160.50/x
  3. Step 3: Cross multiply
    23,258.30x = 34,885.02 × 12,160.50
  4. Step 4: Simplify right side
    23,258.30x = 424,219,285.71
  5. Step 5: Solve for x
    x = 424,219,285.71/23,258.30
  6. Step 6: Final answer
    x = 18,239.48

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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.