Home / 48,338.34-66,702.54-28,196.98

Finding the Fourth Proportional to 48,338.34, 66,702.54 and 28,196.98

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Solution

The fourth proportional to 48,338.34, 66,702.54 and 28,196.98 is: 38,909.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,338.34 : 66,702.54 = 28,196.98 : x
  2. Step 2: Convert to fraction form
    48,338.34/66,702.54 = 28,196.98/x
  3. Step 3: Cross multiply
    48,338.34x = 66,702.54 × 28,196.98
  4. Step 4: Simplify right side
    48,338.34x = 1,880,809,966.70
  5. Step 5: Solve for x
    x = 1,880,809,966.70/48,338.34
  6. Step 6: Final answer
    x = 38,909.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.