Home / 14,862.07-20,510.57-8,574.45

Finding the Fourth Proportional to 14,862.07, 20,510.57 and 8,574.45

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Solution

The fourth proportional to 14,862.07, 20,510.57 and 8,574.45 is: 11,833.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,862.07 : 20,510.57 = 8,574.45 : x
  2. Step 2: Convert to fraction form
    14,862.07/20,510.57 = 8,574.45/x
  3. Step 3: Cross multiply
    14,862.07x = 20,510.57 × 8,574.45
  4. Step 4: Simplify right side
    14,862.07x = 175,866,856.94
  5. Step 5: Solve for x
    x = 175,866,856.94/14,862.07
  6. Step 6: Final answer
    x = 11,833.27

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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.