Home / 19,461.60-26,846.21-12,758.04

Finding the Fourth Proportional to 19,461.60, 26,846.21 and 12,758.04

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Solution

The fourth proportional to 19,461.60, 26,846.21 and 12,758.04 is: 17,599.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,461.60 : 26,846.21 = 12,758.04 : x
  2. Step 2: Convert to fraction form
    19,461.60/26,846.21 = 12,758.04/x
  3. Step 3: Cross multiply
    19,461.60x = 26,846.21 × 12,758.04
  4. Step 4: Simplify right side
    19,461.60x = 342,504,957.24
  5. Step 5: Solve for x
    x = 342,504,957.24/19,461.60
  6. Step 6: Final answer
    x = 17,599.01

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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.