Home / 47,509.48-65,552.82-28,646.20

Finding the Fourth Proportional to 47,509.48, 65,552.82 and 28,646.20

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Solution

The fourth proportional to 47,509.48, 65,552.82 and 28,646.20 is: 39,525.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,509.48 : 65,552.82 = 28,646.20 : x
  2. Step 2: Convert to fraction form
    47,509.48/65,552.82 = 28,646.20/x
  3. Step 3: Cross multiply
    47,509.48x = 65,552.82 × 28,646.20
  4. Step 4: Simplify right side
    47,509.48x = 1,877,839,192.28
  5. Step 5: Solve for x
    x = 1,877,839,192.28/47,509.48
  6. Step 6: Final answer
    x = 39,525.57

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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.