Home / 45,009.65-62,111.40-25,887.98

Finding the Fourth Proportional to 45,009.65, 62,111.40 and 25,887.98

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Solution

The fourth proportional to 45,009.65, 62,111.40 and 25,887.98 is: 35,724.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,009.65 : 62,111.40 = 25,887.98 : x
  2. Step 2: Convert to fraction form
    45,009.65/62,111.40 = 25,887.98/x
  3. Step 3: Cross multiply
    45,009.65x = 62,111.40 × 25,887.98
  4. Step 4: Simplify right side
    45,009.65x = 1,607,938,370.42
  5. Step 5: Solve for x
    x = 1,607,938,370.42/45,009.65
  6. Step 6: Final answer
    x = 35,724.31

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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.