Home / 52,477.88-72,417.33-28,604.03

Finding the Fourth Proportional to 52,477.88, 72,417.33 and 28,604.03

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Solution

The fourth proportional to 52,477.88, 72,417.33 and 28,604.03 is: 39,472.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,477.88 : 72,417.33 = 28,604.03 : x
  2. Step 2: Convert to fraction form
    52,477.88/72,417.33 = 28,604.03/x
  3. Step 3: Cross multiply
    52,477.88x = 72,417.33 × 28,604.03
  4. Step 4: Simplify right side
    52,477.88x = 2,071,427,660.88
  5. Step 5: Solve for x
    x = 2,071,427,660.88/52,477.88
  6. Step 6: Final answer
    x = 39,472.39

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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.