Home / 46,451.60-64,122.82-31,364.68

Finding the Fourth Proportional to 46,451.60, 64,122.82 and 31,364.68

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Solution

The fourth proportional to 46,451.60, 64,122.82 and 31,364.68 is: 43,296.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,451.60 : 64,122.82 = 31,364.68 : x
  2. Step 2: Convert to fraction form
    46,451.60/64,122.82 = 31,364.68/x
  3. Step 3: Cross multiply
    46,451.60x = 64,122.82 × 31,364.68
  4. Step 4: Simplify right side
    46,451.60x = 2,011,191,491.28
  5. Step 5: Solve for x
    x = 2,011,191,491.28/46,451.60
  6. Step 6: Final answer
    x = 43,296.49

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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.