Home / 47,117.86-65,021.34-25,897.12

Finding the Fourth Proportional to 47,117.86, 65,021.34 and 25,897.12

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Solution

The fourth proportional to 47,117.86, 65,021.34 and 25,897.12 is: 35,737.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,117.86 : 65,021.34 = 25,897.12 : x
  2. Step 2: Convert to fraction form
    47,117.86/65,021.34 = 25,897.12/x
  3. Step 3: Cross multiply
    47,117.86x = 65,021.34 × 25,897.12
  4. Step 4: Simplify right side
    47,117.86x = 1,683,865,444.54
  5. Step 5: Solve for x
    x = 1,683,865,444.54/47,117.86
  6. Step 6: Final answer
    x = 35,737.31

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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.