Home / 49,567.60-68,386.64-28,331.84

Finding the Fourth Proportional to 49,567.60, 68,386.64 and 28,331.84

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Solution

The fourth proportional to 49,567.60, 68,386.64 and 28,331.84 is: 39,088.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,567.60 : 68,386.64 = 28,331.84 : x
  2. Step 2: Convert to fraction form
    49,567.60/68,386.64 = 28,331.84/x
  3. Step 3: Cross multiply
    49,567.60x = 68,386.64 × 28,331.84
  4. Step 4: Simplify right side
    49,567.60x = 1,937,519,342.62
  5. Step 5: Solve for x
    x = 1,937,519,342.62/49,567.60
  6. Step 6: Final answer
    x = 39,088.42

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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.