Home / 15,392.84-21,232.00-10,612.98

Finding the Fourth Proportional to 15,392.84, 21,232.00 and 10,612.98

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Solution

The fourth proportional to 15,392.84, 21,232.00 and 10,612.98 is: 14,638.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,392.84 : 21,232.00 = 10,612.98 : x
  2. Step 2: Convert to fraction form
    15,392.84/21,232.00 = 10,612.98/x
  3. Step 3: Cross multiply
    15,392.84x = 21,232.00 × 10,612.98
  4. Step 4: Simplify right side
    15,392.84x = 225,334,738.30
  5. Step 5: Solve for x
    x = 225,334,738.30/15,392.84
  6. Step 6: Final answer
    x = 14,638.94

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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.