Home / 52,360.75-72,257.43-28,487.35

Finding the Fourth Proportional to 52,360.75, 72,257.43 and 28,487.35

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Solution

The fourth proportional to 52,360.75, 72,257.43 and 28,487.35 is: 39,312.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,360.75 : 72,257.43 = 28,487.35 : x
  2. Step 2: Convert to fraction form
    52,360.75/72,257.43 = 28,487.35/x
  3. Step 3: Cross multiply
    52,360.75x = 72,257.43 × 28,487.35
  4. Step 4: Simplify right side
    52,360.75x = 2,058,422,698.51
  5. Step 5: Solve for x
    x = 2,058,422,698.51/52,360.75
  6. Step 6: Final answer
    x = 39,312.32

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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.