Home / 13,803.59-20,702.49-4,444.45

Finding the Fourth Proportional to 13,803.59, 20,702.49 and 4,444.45

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Solution

The fourth proportional to 13,803.59, 20,702.49 and 4,444.45 is: 6,665.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,803.59 : 20,702.49 = 4,444.45 : x
  2. Step 2: Convert to fraction form
    13,803.59/20,702.49 = 4,444.45/x
  3. Step 3: Cross multiply
    13,803.59x = 20,702.49 × 4,444.45
  4. Step 4: Simplify right side
    13,803.59x = 92,011,113.26
  5. Step 5: Solve for x
    x = 92,011,113.26/13,803.59
  6. Step 6: Final answer
    x = 6,665.74

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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.