Home / 52,084.79-78,130.83-25,782.47

Finding the Fourth Proportional to 52,084.79, 78,130.83 and 25,782.47

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Solution

The fourth proportional to 52,084.79, 78,130.83 and 25,782.47 is: 38,675.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,084.79 : 78,130.83 = 25,782.47 : x
  2. Step 2: Convert to fraction form
    52,084.79/78,130.83 = 25,782.47/x
  3. Step 3: Cross multiply
    52,084.79x = 78,130.83 × 25,782.47
  4. Step 4: Simplify right side
    52,084.79x = 2,014,405,780.55
  5. Step 5: Solve for x
    x = 2,014,405,780.55/52,084.79
  6. Step 6: Final answer
    x = 38,675.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.