Home / 14,897.65-20,557.47-8,522.95

Finding the Fourth Proportional to 14,897.65, 20,557.47 and 8,522.95

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Solution

The fourth proportional to 14,897.65, 20,557.47 and 8,522.95 is: 11,760.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,897.65 : 20,557.47 = 8,522.95 : x
  2. Step 2: Convert to fraction form
    14,897.65/20,557.47 = 8,522.95/x
  3. Step 3: Cross multiply
    14,897.65x = 20,557.47 × 8,522.95
  4. Step 4: Simplify right side
    14,897.65x = 175,210,288.94
  5. Step 5: Solve for x
    x = 175,210,288.94/14,897.65
  6. Step 6: Final answer
    x = 11,760.93

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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.