Home / 46,428.72-64,070.64-25,207.80

Finding the Fourth Proportional to 46,428.72, 64,070.64 and 25,207.80

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Solution

The fourth proportional to 46,428.72, 64,070.64 and 25,207.80 is: 34,786.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,428.72 : 64,070.64 = 25,207.80 : x
  2. Step 2: Convert to fraction form
    46,428.72/64,070.64 = 25,207.80/x
  3. Step 3: Cross multiply
    46,428.72x = 64,070.64 × 25,207.80
  4. Step 4: Simplify right side
    46,428.72x = 1,615,079,878.99
  5. Step 5: Solve for x
    x = 1,615,079,878.99/46,428.72
  6. Step 6: Final answer
    x = 34,786.22

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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.