Home / 18,462.02-27,686.19-6,612.53

Finding the Fourth Proportional to 18,462.02, 27,686.19 and 6,612.53

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Solution

The fourth proportional to 18,462.02, 27,686.19 and 6,612.53 is: 9,916.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,462.02 : 27,686.19 = 6,612.53 : x
  2. Step 2: Convert to fraction form
    18,462.02/27,686.19 = 6,612.53/x
  3. Step 3: Cross multiply
    18,462.02x = 27,686.19 × 6,612.53
  4. Step 4: Simplify right side
    18,462.02x = 183,075,590.47
  5. Step 5: Solve for x
    x = 183,075,590.47/18,462.02
  6. Step 6: Final answer
    x = 9,916.34

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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.