Home / 15,618.64-23,417.53-8,601.98

Finding the Fourth Proportional to 15,618.64, 23,417.53 and 8,601.98

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Solution

The fourth proportional to 15,618.64, 23,417.53 and 8,601.98 is: 12,897.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,618.64 : 23,417.53 = 8,601.98 : x
  2. Step 2: Convert to fraction form
    15,618.64/23,417.53 = 8,601.98/x
  3. Step 3: Cross multiply
    15,618.64x = 23,417.53 × 8,601.98
  4. Step 4: Simplify right side
    15,618.64x = 201,437,034.50
  5. Step 5: Solve for x
    x = 201,437,034.50/15,618.64
  6. Step 6: Final answer
    x = 12,897.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.