Home / 14,903.65-20,565.75-8,528.95

Finding the Fourth Proportional to 14,903.65, 20,565.75 and 8,528.95

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Solution

The fourth proportional to 14,903.65, 20,565.75 and 8,528.95 is: 11,769.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,903.65 : 20,565.75 = 8,528.95 : x
  2. Step 2: Convert to fraction form
    14,903.65/20,565.75 = 8,528.95/x
  3. Step 3: Cross multiply
    14,903.65x = 20,565.75 × 8,528.95
  4. Step 4: Simplify right side
    14,903.65x = 175,404,253.46
  5. Step 5: Solve for x
    x = 175,404,253.46/14,903.65
  6. Step 6: Final answer
    x = 11,769.21

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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.