Home / 18,045.37-27,066.98-4,897.45

Finding the Fourth Proportional to 18,045.37, 27,066.98 and 4,897.45

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Solution

The fourth proportional to 18,045.37, 27,066.98 and 4,897.45 is: 7,345.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,045.37 : 27,066.98 = 4,897.45 : x
  2. Step 2: Convert to fraction form
    18,045.37/27,066.98 = 4,897.45/x
  3. Step 3: Cross multiply
    18,045.37x = 27,066.98 × 4,897.45
  4. Step 4: Simplify right side
    18,045.37x = 132,559,156.71
  5. Step 5: Solve for x
    x = 132,559,156.71/18,045.37
  6. Step 6: Final answer
    x = 7,345.88

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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.