Home / 15,635.04-23,461.20-12,886.08

Finding the Fourth Proportional to 15,635.04, 23,461.20 and 12,886.08

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Solution

The fourth proportional to 15,635.04, 23,461.20 and 12,886.08 is: 19,336.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,635.04 : 23,461.20 = 12,886.08 : x
  2. Step 2: Convert to fraction form
    15,635.04/23,461.20 = 12,886.08/x
  3. Step 3: Cross multiply
    15,635.04x = 23,461.20 × 12,886.08
  4. Step 4: Simplify right side
    15,635.04x = 302,322,900.10
  5. Step 5: Solve for x
    x = 302,322,900.10/15,635.04
  6. Step 6: Final answer
    x = 19,336.24

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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.