Home / 13,927.84-20,892.98-5,607.52

Finding the Fourth Proportional to 13,927.84, 20,892.98 and 5,607.52

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Solution

The fourth proportional to 13,927.84, 20,892.98 and 5,607.52 is: 8,411.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,927.84 : 20,892.98 = 5,607.52 : x
  2. Step 2: Convert to fraction form
    13,927.84/20,892.98 = 5,607.52/x
  3. Step 3: Cross multiply
    13,927.84x = 20,892.98 × 5,607.52
  4. Step 4: Simplify right side
    13,927.84x = 117,157,803.21
  5. Step 5: Solve for x
    x = 117,157,803.21/13,927.84
  6. Step 6: Final answer
    x = 8,411.77

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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.