Home / 34,790.40-52,211.20-14,028.80

Finding the Fourth Proportional to 34,790.40, 52,211.20 and 14,028.80

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Solution

The fourth proportional to 34,790.40, 52,211.20 and 14,028.80 is: 21,053.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,790.40 : 52,211.20 = 14,028.80 : x
  2. Step 2: Convert to fraction form
    34,790.40/52,211.20 = 14,028.80/x
  3. Step 3: Cross multiply
    34,790.40x = 52,211.20 × 14,028.80
  4. Step 4: Simplify right side
    34,790.40x = 732,460,482.56
  5. Step 5: Solve for x
    x = 732,460,482.56/34,790.40
  6. Step 6: Final answer
    x = 21,053.52

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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.