Home / 64,981.89-97,476.27-18,238.41

Finding the Fourth Proportional to 64,981.89, 97,476.27 and 18,238.41

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Solution

The fourth proportional to 64,981.89, 97,476.27 and 18,238.41 is: 27,358.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,981.89 : 97,476.27 = 18,238.41 : x
  2. Step 2: Convert to fraction form
    64,981.89/97,476.27 = 18,238.41/x
  3. Step 3: Cross multiply
    64,981.89x = 97,476.27 × 18,238.41
  4. Step 4: Simplify right side
    64,981.89x = 1,777,812,177.53
  5. Step 5: Solve for x
    x = 1,777,812,177.53/64,981.89
  6. Step 6: Final answer
    x = 27,358.58

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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.