Home / 14,341.20-19,790.76-8,053.57

Finding the Fourth Proportional to 14,341.20, 19,790.76 and 8,053.57

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Solution

The fourth proportional to 14,341.20, 19,790.76 and 8,053.57 is: 11,113.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.20 : 19,790.76 = 8,053.57 : x
  2. Step 2: Convert to fraction form
    14,341.20/19,790.76 = 8,053.57/x
  3. Step 3: Cross multiply
    14,341.20x = 19,790.76 × 8,053.57
  4. Step 4: Simplify right side
    14,341.20x = 159,386,271.01
  5. Step 5: Solve for x
    x = 159,386,271.01/14,341.20
  6. Step 6: Final answer
    x = 11,113.87

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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.