Home / 14,790.80-22,162.08-7,285.52

Finding the Fourth Proportional to 14,790.80, 22,162.08 and 7,285.52

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Solution

The fourth proportional to 14,790.80, 22,162.08 and 7,285.52 is: 10,916.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,790.80 : 22,162.08 = 7,285.52 : x
  2. Step 2: Convert to fraction form
    14,790.80/22,162.08 = 7,285.52/x
  3. Step 3: Cross multiply
    14,790.80x = 22,162.08 × 7,285.52
  4. Step 4: Simplify right side
    14,790.80x = 161,462,277.08
  5. Step 5: Solve for x
    x = 161,462,277.08/14,790.80
  6. Step 6: Final answer
    x = 10,916.40

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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.