Home / 46,656.48-64,386.78-25,436.64

Finding the Fourth Proportional to 46,656.48, 64,386.78 and 25,436.64

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Solution

The fourth proportional to 46,656.48, 64,386.78 and 25,436.64 is: 35,103.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,656.48 : 64,386.78 = 25,436.64 : x
  2. Step 2: Convert to fraction form
    46,656.48/64,386.78 = 25,436.64/x
  3. Step 3: Cross multiply
    46,656.48x = 64,386.78 × 25,436.64
  4. Step 4: Simplify right side
    46,656.48x = 1,637,783,343.62
  5. Step 5: Solve for x
    x = 1,637,783,343.62/46,656.48
  6. Step 6: Final answer
    x = 35,103.02

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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.