Home / 46,564.48-64,240-28,654.08

Finding the Fourth Proportional to 46,564.48, 64,240 and 28,654.08

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Solution

The fourth proportional to 46,564.48, 64,240 and 28,654.08 is: 39,530.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,564.48 : 64,240 = 28,654.08 : x
  2. Step 2: Convert to fraction form
    46,564.48/64,240 = 28,654.08/x
  3. Step 3: Cross multiply
    46,564.48x = 64,240 × 28,654.08
  4. Step 4: Simplify right side
    46,564.48x = 1,840,738,099.20
  5. Step 5: Solve for x
    x = 1,840,738,099.20/46,564.48
  6. Step 6: Final answer
    x = 39,530.95

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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.