Home / 28,303.23-42,454.80-7,526.73

Finding the Fourth Proportional to 28,303.23, 42,454.80 and 7,526.73

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Solution

The fourth proportional to 28,303.23, 42,454.80 and 7,526.73 is: 11,290.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,303.23 : 42,454.80 = 7,526.73 : x
  2. Step 2: Convert to fraction form
    28,303.23/42,454.80 = 7,526.73/x
  3. Step 3: Cross multiply
    28,303.23x = 42,454.80 × 7,526.73
  4. Step 4: Simplify right side
    28,303.23x = 319,545,816.80
  5. Step 5: Solve for x
    x = 319,545,816.80/28,303.23
  6. Step 6: Final answer
    x = 11,290.08

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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.