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Finding the Fourth Proportional to 39,294.58, 58,936.02 and 14,328.76

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Solution

The fourth proportional to 39,294.58, 58,936.02 and 14,328.76 is: 21,491.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,294.58 : 58,936.02 = 14,328.76 : x
  2. Step 2: Convert to fraction form
    39,294.58/58,936.02 = 14,328.76/x
  3. Step 3: Cross multiply
    39,294.58x = 58,936.02 × 14,328.76
  4. Step 4: Simplify right side
    39,294.58x = 844,480,085.94
  5. Step 5: Solve for x
    x = 844,480,085.94/39,294.58
  6. Step 6: Final answer
    x = 21,491.01

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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.