Home / 28,702.35-42,975.77-14,822.19

Finding the Fourth Proportional to 28,702.35, 42,975.77 and 14,822.19

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Solution

The fourth proportional to 28,702.35, 42,975.77 and 14,822.19 is: 22,193.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,702.35 : 42,975.77 = 14,822.19 : x
  2. Step 2: Convert to fraction form
    28,702.35/42,975.77 = 14,822.19/x
  3. Step 3: Cross multiply
    28,702.35x = 42,975.77 × 14,822.19
  4. Step 4: Simplify right side
    28,702.35x = 636,994,954.23
  5. Step 5: Solve for x
    x = 636,994,954.23/28,702.35
  6. Step 6: Final answer
    x = 22,193.13

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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.