Home / 14,838.70-20,477.33-8,032.72

Finding the Fourth Proportional to 14,838.70, 20,477.33 and 8,032.72

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Solution

The fourth proportional to 14,838.70, 20,477.33 and 8,032.72 is: 11,085.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,838.70 : 20,477.33 = 8,032.72 : x
  2. Step 2: Convert to fraction form
    14,838.70/20,477.33 = 8,032.72/x
  3. Step 3: Cross multiply
    14,838.70x = 20,477.33 × 8,032.72
  4. Step 4: Simplify right side
    14,838.70x = 164,488,658.24
  5. Step 5: Solve for x
    x = 164,488,658.24/14,838.70
  6. Step 6: Final answer
    x = 11,085.12

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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.