Home / 28,509.04-39,356.52-17,904.52

Finding the Fourth Proportional to 28,509.04, 39,356.52 and 17,904.52

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Solution

The fourth proportional to 28,509.04, 39,356.52 and 17,904.52 is: 24,717.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,509.04 : 39,356.52 = 17,904.52 : x
  2. Step 2: Convert to fraction form
    28,509.04/39,356.52 = 17,904.52/x
  3. Step 3: Cross multiply
    28,509.04x = 39,356.52 × 17,904.52
  4. Step 4: Simplify right side
    28,509.04x = 704,659,402.69
  5. Step 5: Solve for x
    x = 704,659,402.69/28,509.04
  6. Step 6: Final answer
    x = 24,717.06

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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.