Home / 46,387.13-64,047.53-28,506.11

Finding the Fourth Proportional to 46,387.13, 64,047.53 and 28,506.11

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Solution

The fourth proportional to 46,387.13, 64,047.53 and 28,506.11 is: 39,358.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,387.13 : 64,047.53 = 28,506.11 : x
  2. Step 2: Convert to fraction form
    46,387.13/64,047.53 = 28,506.11/x
  3. Step 3: Cross multiply
    46,387.13x = 64,047.53 × 28,506.11
  4. Step 4: Simplify right side
    46,387.13x = 1,825,745,792.88
  5. Step 5: Solve for x
    x = 1,825,745,792.88/46,387.13
  6. Step 6: Final answer
    x = 39,358.89

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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.