Home / 35,393.79-53,123.49-17,875.92

Finding the Fourth Proportional to 35,393.79, 53,123.49 and 17,875.92

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Solution

The fourth proportional to 35,393.79, 53,123.49 and 17,875.92 is: 26,830.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,393.79 : 53,123.49 = 17,875.92 : x
  2. Step 2: Convert to fraction form
    35,393.79/53,123.49 = 17,875.92/x
  3. Step 3: Cross multiply
    35,393.79x = 53,123.49 × 17,875.92
  4. Step 4: Simplify right side
    35,393.79x = 949,631,257.36
  5. Step 5: Solve for x
    x = 949,631,257.36/35,393.79
  6. Step 6: Final answer
    x = 26,830.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.