Home / 12,337.41-18,501.28-4,015.40

Finding the Fourth Proportional to 12,337.41, 18,501.28 and 4,015.40

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Solution

The fourth proportional to 12,337.41, 18,501.28 and 4,015.40 is: 6,021.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,337.41 : 18,501.28 = 4,015.40 : x
  2. Step 2: Convert to fraction form
    12,337.41/18,501.28 = 4,015.40/x
  3. Step 3: Cross multiply
    12,337.41x = 18,501.28 × 4,015.40
  4. Step 4: Simplify right side
    12,337.41x = 74,290,039.71
  5. Step 5: Solve for x
    x = 74,290,039.71/12,337.41
  6. Step 6: Final answer
    x = 6,021.53

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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.