Home / 52,360.51-72,255.36-28,487.21

Finding the Fourth Proportional to 52,360.51, 72,255.36 and 28,487.21

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Solution

The fourth proportional to 52,360.51, 72,255.36 and 28,487.21 is: 39,311.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.51 : 72,255.36 = 28,487.21 : x
  2. Step 2: Convert to fraction form
    52,360.51/72,255.36 = 28,487.21/x
  3. Step 3: Cross multiply
    52,360.51x = 72,255.36 × 28,487.21
  4. Step 4: Simplify right side
    52,360.51x = 2,058,353,433.31
  5. Step 5: Solve for x
    x = 2,058,353,433.31/52,360.51
  6. Step 6: Final answer
    x = 39,311.18

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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.