Home / 52,302.91-72,177.59-28,429.51

Finding the Fourth Proportional to 52,302.91, 72,177.59 and 28,429.51

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Solution

The fourth proportional to 52,302.91, 72,177.59 and 28,429.51 is: 39,232.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,302.91 : 72,177.59 = 28,429.51 : x
  2. Step 2: Convert to fraction form
    52,302.91/72,177.59 = 28,429.51/x
  3. Step 3: Cross multiply
    52,302.91x = 72,177.59 × 28,429.51
  4. Step 4: Simplify right side
    52,302.91x = 2,051,973,516.68
  5. Step 5: Solve for x
    x = 2,051,973,516.68/52,302.91
  6. Step 6: Final answer
    x = 39,232.49

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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.