Home / 52,646.31-72,653.58-28,772.46

Finding the Fourth Proportional to 52,646.31, 72,653.58 and 28,772.46

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Solution

The fourth proportional to 52,646.31, 72,653.58 and 28,772.46 is: 39,706.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,646.31 : 72,653.58 = 28,772.46 : x
  2. Step 2: Convert to fraction form
    52,646.31/72,653.58 = 28,772.46/x
  3. Step 3: Cross multiply
    52,646.31x = 72,653.58 × 28,772.46
  4. Step 4: Simplify right side
    52,646.31x = 2,090,422,224.41
  5. Step 5: Solve for x
    x = 2,090,422,224.41/52,646.31
  6. Step 6: Final answer
    x = 39,706.91

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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.