Home / 28,501.02-42,754.26-7,441.43

Finding the Fourth Proportional to 28,501.02, 42,754.26 and 7,441.43

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Solution

The fourth proportional to 28,501.02, 42,754.26 and 7,441.43 is: 11,162.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,501.02 : 42,754.26 = 7,441.43 : x
  2. Step 2: Convert to fraction form
    28,501.02/42,754.26 = 7,441.43/x
  3. Step 3: Cross multiply
    28,501.02x = 42,754.26 × 7,441.43
  4. Step 4: Simplify right side
    28,501.02x = 318,152,647.13
  5. Step 5: Solve for x
    x = 318,152,647.13/28,501.02
  6. Step 6: Final answer
    x = 11,162.85

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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.