Home / 18,045.21-27,002.21-14,895.93

Finding the Fourth Proportional to 18,045.21, 27,002.21 and 14,895.93

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Solution

The fourth proportional to 18,045.21, 27,002.21 and 14,895.93 is: 22,289.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.21 : 27,002.21 = 14,895.93 : x
  2. Step 2: Convert to fraction form
    18,045.21/27,002.21 = 14,895.93/x
  3. Step 3: Cross multiply
    18,045.21x = 27,002.21 × 14,895.93
  4. Step 4: Simplify right side
    18,045.21x = 402,222,955.53
  5. Step 5: Solve for x
    x = 402,222,955.53/18,045.21
  6. Step 6: Final answer
    x = 22,289.74

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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.