Home / 52,334.13-72,220.59-28,461

Finding the Fourth Proportional to 52,334.13, 72,220.59 and 28,461

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Solution

The fourth proportional to 52,334.13, 72,220.59 and 28,461 is: 39,275.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,334.13 : 72,220.59 = 28,461 : x
  2. Step 2: Convert to fraction form
    52,334.13/72,220.59 = 28,461/x
  3. Step 3: Cross multiply
    52,334.13x = 72,220.59 × 28,461
  4. Step 4: Simplify right side
    52,334.13x = 2,055,470,211.99
  5. Step 5: Solve for x
    x = 2,055,470,211.99/52,334.13
  6. Step 6: Final answer
    x = 39,275.90

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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.