Home / 25,260.15-37,888.86-7,729.98

Finding the Fourth Proportional to 25,260.15, 37,888.86 and 7,729.98

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Solution

The fourth proportional to 25,260.15, 37,888.86 and 7,729.98 is: 11,594.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,260.15 : 37,888.86 = 7,729.98 : x
  2. Step 2: Convert to fraction form
    25,260.15/37,888.86 = 7,729.98/x
  3. Step 3: Cross multiply
    25,260.15x = 37,888.86 × 7,729.98
  4. Step 4: Simplify right side
    25,260.15x = 292,880,130.02
  5. Step 5: Solve for x
    x = 292,880,130.02/25,260.15
  6. Step 6: Final answer
    x = 11,594.55

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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.