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Finding the Fourth Proportional to 45,798.48, 63,200.75 and 25,655.22

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Solution

The fourth proportional to 45,798.48, 63,200.75 and 25,655.22 is: 35,403.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,798.48 : 63,200.75 = 25,655.22 : x
  2. Step 2: Convert to fraction form
    45,798.48/63,200.75 = 25,655.22/x
  3. Step 3: Cross multiply
    45,798.48x = 63,200.75 × 25,655.22
  4. Step 4: Simplify right side
    45,798.48x = 1,621,429,017.14
  5. Step 5: Solve for x
    x = 1,621,429,017.14/45,798.48
  6. Step 6: Final answer
    x = 35,403.56

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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.