Home / 47,563.02-65,615.79-28,431.66

Finding the Fourth Proportional to 47,563.02, 65,615.79 and 28,431.66

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Solution

The fourth proportional to 47,563.02, 65,615.79 and 28,431.66 is: 39,223.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,563.02 : 65,615.79 = 28,431.66 : x
  2. Step 2: Convert to fraction form
    47,563.02/65,615.79 = 28,431.66/x
  3. Step 3: Cross multiply
    47,563.02x = 65,615.79 × 28,431.66
  4. Step 4: Simplify right side
    47,563.02x = 1,865,565,831.91
  5. Step 5: Solve for x
    x = 1,865,565,831.91/47,563.02
  6. Step 6: Final answer
    x = 39,223.03

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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.