Home / 14,570.03-20,106.31-8,904.76

Finding the Fourth Proportional to 14,570.03, 20,106.31 and 8,904.76

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Solution

The fourth proportional to 14,570.03, 20,106.31 and 8,904.76 is: 12,288.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,570.03 : 20,106.31 = 8,904.76 : x
  2. Step 2: Convert to fraction form
    14,570.03/20,106.31 = 8,904.76/x
  3. Step 3: Cross multiply
    14,570.03x = 20,106.31 × 8,904.76
  4. Step 4: Simplify right side
    14,570.03x = 179,041,865.04
  5. Step 5: Solve for x
    x = 179,041,865.04/14,570.03
  6. Step 6: Final answer
    x = 12,288.37

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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.