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Finding the Fourth Proportional to 35,417.78, 48,875.88 and 19,501.88

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Solution

The fourth proportional to 35,417.78, 48,875.88 and 19,501.88 is: 26,912.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,417.78 : 48,875.88 = 19,501.88 : x
  2. Step 2: Convert to fraction form
    35,417.78/48,875.88 = 19,501.88/x
  3. Step 3: Cross multiply
    35,417.78x = 48,875.88 × 19,501.88
  4. Step 4: Simplify right side
    35,417.78x = 953,171,546.65
  5. Step 5: Solve for x
    x = 953,171,546.65/35,417.78
  6. Step 6: Final answer
    x = 26,912.23

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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.