Home / 38,845.17-53,597.16-28,216.35

Finding the Fourth Proportional to 38,845.17, 53,597.16 and 28,216.35

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Solution

The fourth proportional to 38,845.17, 53,597.16 and 28,216.35 is: 38,931.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,845.17 : 53,597.16 = 28,216.35 : x
  2. Step 2: Convert to fraction form
    38,845.17/53,597.16 = 28,216.35/x
  3. Step 3: Cross multiply
    38,845.17x = 53,597.16 × 28,216.35
  4. Step 4: Simplify right side
    38,845.17x = 1,512,316,225.57
  5. Step 5: Solve for x
    x = 1,512,316,225.57/38,845.17
  6. Step 6: Final answer
    x = 38,931.90

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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.