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Finding the Fourth Proportional to 46,471.20, 64,130.01 and 25,250.28

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Solution

The fourth proportional to 46,471.20, 64,130.01 and 25,250.28 is: 34,845.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,471.20 : 64,130.01 = 25,250.28 : x
  2. Step 2: Convert to fraction form
    46,471.20/64,130.01 = 25,250.28/x
  3. Step 3: Cross multiply
    46,471.20x = 64,130.01 × 25,250.28
  4. Step 4: Simplify right side
    46,471.20x = 1,619,300,708.90
  5. Step 5: Solve for x
    x = 1,619,300,708.90/46,471.20
  6. Step 6: Final answer
    x = 34,845.25

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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.