Home / 15,152.95-22,739.15-7,357.51

Finding the Fourth Proportional to 15,152.95, 22,739.15 and 7,357.51

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Solution

The fourth proportional to 15,152.95, 22,739.15 and 7,357.51 is: 11,040.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,152.95 : 22,739.15 = 7,357.51 : x
  2. Step 2: Convert to fraction form
    15,152.95/22,739.15 = 7,357.51/x
  3. Step 3: Cross multiply
    15,152.95x = 22,739.15 × 7,357.51
  4. Step 4: Simplify right side
    15,152.95x = 167,303,429.88
  5. Step 5: Solve for x
    x = 167,303,429.88/15,152.95
  6. Step 6: Final answer
    x = 11,040.98

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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.