Home / 52,256.34-72,111.60-28,382.40

Finding the Fourth Proportional to 52,256.34, 72,111.60 and 28,382.40

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Solution

The fourth proportional to 52,256.34, 72,111.60 and 28,382.40 is: 39,166.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,256.34 : 72,111.60 = 28,382.40 : x
  2. Step 2: Convert to fraction form
    52,256.34/72,111.60 = 28,382.40/x
  3. Step 3: Cross multiply
    52,256.34x = 72,111.60 × 28,382.40
  4. Step 4: Simplify right side
    52,256.34x = 2,046,700,275.84
  5. Step 5: Solve for x
    x = 2,046,700,275.84/52,256.34
  6. Step 6: Final answer
    x = 39,166.54

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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.