Home / 31,762.48-47,651.58-22,420.80

Finding the Fourth Proportional to 31,762.48, 47,651.58 and 22,420.80

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Solution

The fourth proportional to 31,762.48, 47,651.58 and 22,420.80 is: 33,636.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,762.48 : 47,651.58 = 22,420.80 : x
  2. Step 2: Convert to fraction form
    31,762.48/47,651.58 = 22,420.80/x
  3. Step 3: Cross multiply
    31,762.48x = 47,651.58 × 22,420.80
  4. Step 4: Simplify right side
    31,762.48x = 1,068,386,544.86
  5. Step 5: Solve for x
    x = 1,068,386,544.86/31,762.48
  6. Step 6: Final answer
    x = 33,636.75

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.