Home / 28,395.08-42,598.89-8,675.18

Finding the Fourth Proportional to 28,395.08, 42,598.89 and 8,675.18

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Solution

The fourth proportional to 28,395.08, 42,598.89 and 8,675.18 is: 13,014.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,395.08 : 42,598.89 = 8,675.18 : x
  2. Step 2: Convert to fraction form
    28,395.08/42,598.89 = 8,675.18/x
  3. Step 3: Cross multiply
    28,395.08x = 42,598.89 × 8,675.18
  4. Step 4: Simplify right side
    28,395.08x = 369,552,841.09
  5. Step 5: Solve for x
    x = 369,552,841.09/28,395.08
  6. Step 6: Final answer
    x = 13,014.68

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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.