Home / 46,679.78-64,418.10-25,459.05

Finding the Fourth Proportional to 46,679.78, 64,418.10 and 25,459.05

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Solution

The fourth proportional to 46,679.78, 64,418.10 and 25,459.05 is: 35,133.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,679.78 : 64,418.10 = 25,459.05 : x
  2. Step 2: Convert to fraction form
    46,679.78/64,418.10 = 25,459.05/x
  3. Step 3: Cross multiply
    46,679.78x = 64,418.10 × 25,459.05
  4. Step 4: Simplify right side
    46,679.78x = 1,640,023,628.81
  5. Step 5: Solve for x
    x = 1,640,023,628.81/46,679.78
  6. Step 6: Final answer
    x = 35,133.49

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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.