Home / 15,336.36-23,011.08-8,402.76

Finding the Fourth Proportional to 15,336.36, 23,011.08 and 8,402.76

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Solution

The fourth proportional to 15,336.36, 23,011.08 and 8,402.76 is: 12,607.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,336.36 : 23,011.08 = 8,402.76 : x
  2. Step 2: Convert to fraction form
    15,336.36/23,011.08 = 8,402.76/x
  3. Step 3: Cross multiply
    15,336.36x = 23,011.08 × 8,402.76
  4. Step 4: Simplify right side
    15,336.36x = 193,356,582.58
  5. Step 5: Solve for x
    x = 193,356,582.58/15,336.36
  6. Step 6: Final answer
    x = 12,607.72

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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.