Home / 14,889.53-20,547.58-8,601.91

Finding the Fourth Proportional to 14,889.53, 20,547.58 and 8,601.91

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Solution

The fourth proportional to 14,889.53, 20,547.58 and 8,601.91 is: 11,870.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,889.53 : 20,547.58 = 8,601.91 : x
  2. Step 2: Convert to fraction form
    14,889.53/20,547.58 = 8,601.91/x
  3. Step 3: Cross multiply
    14,889.53x = 20,547.58 × 8,601.91
  4. Step 4: Simplify right side
    14,889.53x = 176,748,361.00
  5. Step 5: Solve for x
    x = 176,748,361.00/14,889.53
  6. Step 6: Final answer
    x = 11,870.65

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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.