Home / 19,840.60-29,760.90-15,461.34

Finding the Fourth Proportional to 19,840.60, 29,760.90 and 15,461.34

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Solution

The fourth proportional to 19,840.60, 29,760.90 and 15,461.34 is: 23,192.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,840.60 : 29,760.90 = 15,461.34 : x
  2. Step 2: Convert to fraction form
    19,840.60/29,760.90 = 15,461.34/x
  3. Step 3: Cross multiply
    19,840.60x = 29,760.90 × 15,461.34
  4. Step 4: Simplify right side
    19,840.60x = 460,143,393.61
  5. Step 5: Solve for x
    x = 460,143,393.61/19,840.60
  6. Step 6: Final answer
    x = 23,192.01

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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.