Home / 52,360.56-72,258.48-28,487.40

Finding the Fourth Proportional to 52,360.56, 72,258.48 and 28,487.40

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Solution

The fourth proportional to 52,360.56, 72,258.48 and 28,487.40 is: 39,313.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.56 : 72,258.48 = 28,487.40 : x
  2. Step 2: Convert to fraction form
    52,360.56/72,258.48 = 28,487.40/x
  3. Step 3: Cross multiply
    52,360.56x = 72,258.48 × 28,487.40
  4. Step 4: Simplify right side
    52,360.56x = 2,058,456,223.15
  5. Step 5: Solve for x
    x = 2,058,456,223.15/52,360.56
  6. Step 6: Final answer
    x = 39,313.11

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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.