Home / 36,459.77-54,689.67-18,892.71

Finding the Fourth Proportional to 36,459.77, 54,689.67 and 18,892.71

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Solution

The fourth proportional to 36,459.77, 54,689.67 and 18,892.71 is: 28,339.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,459.77 : 54,689.67 = 18,892.71 : x
  2. Step 2: Convert to fraction form
    36,459.77/54,689.67 = 18,892.71/x
  3. Step 3: Cross multiply
    36,459.77x = 54,689.67 × 18,892.71
  4. Step 4: Simplify right side
    36,459.77x = 1,033,236,075.31
  5. Step 5: Solve for x
    x = 1,033,236,075.31/36,459.77
  6. Step 6: Final answer
    x = 28,339.08

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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.