Home / 39,395.72-59,094.09-13,100.46

Finding the Fourth Proportional to 39,395.72, 59,094.09 and 13,100.46

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Solution

The fourth proportional to 39,395.72, 59,094.09 and 13,100.46 is: 19,650.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,395.72 : 59,094.09 = 13,100.46 : x
  2. Step 2: Convert to fraction form
    39,395.72/59,094.09 = 13,100.46/x
  3. Step 3: Cross multiply
    39,395.72x = 59,094.09 × 13,100.46
  4. Step 4: Simplify right side
    39,395.72x = 774,159,762.28
  5. Step 5: Solve for x
    x = 774,159,762.28/39,395.72
  6. Step 6: Final answer
    x = 19,650.86

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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.