Home / 15,946.60-23,921.10-4,259.50

Finding the Fourth Proportional to 15,946.60, 23,921.10 and 4,259.50

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Solution

The fourth proportional to 15,946.60, 23,921.10 and 4,259.50 is: 6,389.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,946.60 : 23,921.10 = 4,259.50 : x
  2. Step 2: Convert to fraction form
    15,946.60/23,921.10 = 4,259.50/x
  3. Step 3: Cross multiply
    15,946.60x = 23,921.10 × 4,259.50
  4. Step 4: Simplify right side
    15,946.60x = 101,891,925.45
  5. Step 5: Solve for x
    x = 101,891,925.45/15,946.60
  6. Step 6: Final answer
    x = 6,389.57

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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.