Home / 47,865.86-66,050.12-27,729.23

Finding the Fourth Proportional to 47,865.86, 66,050.12 and 27,729.23

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Solution

The fourth proportional to 47,865.86, 66,050.12 and 27,729.23 is: 38,263.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,865.86 : 66,050.12 = 27,729.23 : x
  2. Step 2: Convert to fraction form
    47,865.86/66,050.12 = 27,729.23/x
  3. Step 3: Cross multiply
    47,865.86x = 66,050.12 × 27,729.23
  4. Step 4: Simplify right side
    47,865.86x = 1,831,518,500.11
  5. Step 5: Solve for x
    x = 1,831,518,500.11/47,865.86
  6. Step 6: Final answer
    x = 38,263.57

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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.