Home / 14,569.50-21,852.36-4,707.78

Finding the Fourth Proportional to 14,569.50, 21,852.36 and 4,707.78

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Solution

The fourth proportional to 14,569.50, 21,852.36 and 4,707.78 is: 7,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,569.50 : 21,852.36 = 4,707.78 : x
  2. Step 2: Convert to fraction form
    14,569.50/21,852.36 = 4,707.78/x
  3. Step 3: Cross multiply
    14,569.50x = 21,852.36 × 4,707.78
  4. Step 4: Simplify right side
    14,569.50x = 102,876,103.36
  5. Step 5: Solve for x
    x = 102,876,103.36/14,569.50
  6. Step 6: Final answer
    x = 7,061.06

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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.