Home / 45,259.92-62,457-25,386.64

Finding the Fourth Proportional to 45,259.92, 62,457 and 25,386.64

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Solution

The fourth proportional to 45,259.92, 62,457 and 25,386.64 is: 35,032.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,259.92 : 62,457 = 25,386.64 : x
  2. Step 2: Convert to fraction form
    45,259.92/62,457 = 25,386.64/x
  3. Step 3: Cross multiply
    45,259.92x = 62,457 × 25,386.64
  4. Step 4: Simplify right side
    45,259.92x = 1,585,573,374.48
  5. Step 5: Solve for x
    x = 1,585,573,374.48/45,259.92
  6. Step 6: Final answer
    x = 35,032.62

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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.