Home / 39,501.64-54,479.79-28,167.51

Finding the Fourth Proportional to 39,501.64, 54,479.79 and 28,167.51

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Solution

The fourth proportional to 39,501.64, 54,479.79 and 28,167.51 is: 38,848.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,501.64 : 54,479.79 = 28,167.51 : x
  2. Step 2: Convert to fraction form
    39,501.64/54,479.79 = 28,167.51/x
  3. Step 3: Cross multiply
    39,501.64x = 54,479.79 × 28,167.51
  4. Step 4: Simplify right side
    39,501.64x = 1,534,560,024.98
  5. Step 5: Solve for x
    x = 1,534,560,024.98/39,501.64
  6. Step 6: Final answer
    x = 38,848.01

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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.