Home / 38,745.64-58,110.81-10,658.47

Finding the Fourth Proportional to 38,745.64, 58,110.81 and 10,658.47

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Solution

The fourth proportional to 38,745.64, 58,110.81 and 10,658.47 is: 15,985.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,745.64 : 58,110.81 = 10,658.47 : x
  2. Step 2: Convert to fraction form
    38,745.64/58,110.81 = 10,658.47/x
  3. Step 3: Cross multiply
    38,745.64x = 58,110.81 × 10,658.47
  4. Step 4: Simplify right side
    38,745.64x = 619,372,325.06
  5. Step 5: Solve for x
    x = 619,372,325.06/38,745.64
  6. Step 6: Final answer
    x = 15,985.60

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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.