Home / 45,971.48-63,436.74-25,826.78

Finding the Fourth Proportional to 45,971.48, 63,436.74 and 25,826.78

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Solution

The fourth proportional to 45,971.48, 63,436.74 and 25,826.78 is: 35,638.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,971.48 : 63,436.74 = 25,826.78 : x
  2. Step 2: Convert to fraction form
    45,971.48/63,436.74 = 25,826.78/x
  3. Step 3: Cross multiply
    45,971.48x = 63,436.74 × 25,826.78
  4. Step 4: Simplify right side
    45,971.48x = 1,638,366,410.71
  5. Step 5: Solve for x
    x = 1,638,366,410.71/45,971.48
  6. Step 6: Final answer
    x = 35,638.76

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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.