Home / 56,827.54-78,417.60-31,333.84

Finding the Fourth Proportional to 56,827.54, 78,417.60 and 31,333.84

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Solution

The fourth proportional to 56,827.54, 78,417.60 and 31,333.84 is: 43,238.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,827.54 : 78,417.60 = 31,333.84 : x
  2. Step 2: Convert to fraction form
    56,827.54/78,417.60 = 31,333.84/x
  3. Step 3: Cross multiply
    56,827.54x = 78,417.60 × 31,333.84
  4. Step 4: Simplify right side
    56,827.54x = 2,457,124,531.58
  5. Step 5: Solve for x
    x = 2,457,124,531.58/56,827.54
  6. Step 6: Final answer
    x = 43,238.27

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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.