Home / 14,859.32-20,508.91-8,570.84

Finding the Fourth Proportional to 14,859.32, 20,508.91 and 8,570.84

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Solution

The fourth proportional to 14,859.32, 20,508.91 and 8,570.84 is: 11,829.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,859.32 : 20,508.91 = 8,570.84 : x
  2. Step 2: Convert to fraction form
    14,859.32/20,508.91 = 8,570.84/x
  3. Step 3: Cross multiply
    14,859.32x = 20,508.91 × 8,570.84
  4. Step 4: Simplify right side
    14,859.32x = 175,778,586.18
  5. Step 5: Solve for x
    x = 175,778,586.18/14,859.32
  6. Step 6: Final answer
    x = 11,829.52

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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.