Home / 47,315.98-65,228.20-37,226.90

Finding the Fourth Proportional to 47,315.98, 65,228.20 and 37,226.90

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Solution

The fourth proportional to 47,315.98, 65,228.20 and 37,226.90 is: 51,319.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,315.98 : 65,228.20 = 37,226.90 : x
  2. Step 2: Convert to fraction form
    47,315.98/65,228.20 = 37,226.90/x
  3. Step 3: Cross multiply
    47,315.98x = 65,228.20 × 37,226.90
  4. Step 4: Simplify right side
    47,315.98x = 2,428,243,678.58
  5. Step 5: Solve for x
    x = 2,428,243,678.58/47,315.98
  6. Step 6: Final answer
    x = 51,319.74

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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.