Home / 47,441.58-65,461.47-28,329.09

Finding the Fourth Proportional to 47,441.58, 65,461.47 and 28,329.09

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Solution

The fourth proportional to 47,441.58, 65,461.47 and 28,329.09 is: 39,089.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,441.58 : 65,461.47 = 28,329.09 : x
  2. Step 2: Convert to fraction form
    47,441.58/65,461.47 = 28,329.09/x
  3. Step 3: Cross multiply
    47,441.58x = 65,461.47 × 28,329.09
  4. Step 4: Simplify right side
    47,441.58x = 1,854,463,875.16
  5. Step 5: Solve for x
    x = 1,854,463,875.16/47,441.58
  6. Step 6: Final answer
    x = 39,089.42

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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.