Home / 15,339.88-23,009.74-4,246.49

Finding the Fourth Proportional to 15,339.88, 23,009.74 and 4,246.49

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Solution

The fourth proportional to 15,339.88, 23,009.74 and 4,246.49 is: 6,369.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,339.88 : 23,009.74 = 4,246.49 : x
  2. Step 2: Convert to fraction form
    15,339.88/23,009.74 = 4,246.49/x
  3. Step 3: Cross multiply
    15,339.88x = 23,009.74 × 4,246.49
  4. Step 4: Simplify right side
    15,339.88x = 97,710,677.72
  5. Step 5: Solve for x
    x = 97,710,677.72/15,339.88
  6. Step 6: Final answer
    x = 6,369.72

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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.