Home / 46,605.12-64,315.20-27,742.08

Finding the Fourth Proportional to 46,605.12, 64,315.20 and 27,742.08

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Solution

The fourth proportional to 46,605.12, 64,315.20 and 27,742.08 is: 38,284.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,605.12 : 64,315.20 = 27,742.08 : x
  2. Step 2: Convert to fraction form
    46,605.12/64,315.20 = 27,742.08/x
  3. Step 3: Cross multiply
    46,605.12x = 64,315.20 × 27,742.08
  4. Step 4: Simplify right side
    46,605.12x = 1,784,237,423.62
  5. Step 5: Solve for x
    x = 1,784,237,423.62/46,605.12
  6. Step 6: Final answer
    x = 38,284.15

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.