Home / 15,463.32-21,335.76-10,436.84

Finding the Fourth Proportional to 15,463.32, 21,335.76 and 10,436.84

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Solution

The fourth proportional to 15,463.32, 21,335.76 and 10,436.84 is: 14,400.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,463.32 : 21,335.76 = 10,436.84 : x
  2. Step 2: Convert to fraction form
    15,463.32/21,335.76 = 10,436.84/x
  3. Step 3: Cross multiply
    15,463.32x = 21,335.76 × 10,436.84
  4. Step 4: Simplify right side
    15,463.32x = 222,677,913.40
  5. Step 5: Solve for x
    x = 222,677,913.40/15,463.32
  6. Step 6: Final answer
    x = 14,400.39

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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.