Home / 47,559.47-65,675.66-30,603.38

Finding the Fourth Proportional to 47,559.47, 65,675.66 and 30,603.38

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Solution

The fourth proportional to 47,559.47, 65,675.66 and 30,603.38 is: 42,260.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,559.47 : 65,675.66 = 30,603.38 : x
  2. Step 2: Convert to fraction form
    47,559.47/65,675.66 = 30,603.38/x
  3. Step 3: Cross multiply
    47,559.47x = 65,675.66 × 30,603.38
  4. Step 4: Simplify right side
    47,559.47x = 2,009,896,698.34
  5. Step 5: Solve for x
    x = 2,009,896,698.34/47,559.47
  6. Step 6: Final answer
    x = 42,260.71

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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.