Home / 47,395.04-65,398.85-28,277.01

Finding the Fourth Proportional to 47,395.04, 65,398.85 and 28,277.01

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Solution

The fourth proportional to 47,395.04, 65,398.85 and 28,277.01 is: 39,018.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,395.04 : 65,398.85 = 28,277.01 : x
  2. Step 2: Convert to fraction form
    47,395.04/65,398.85 = 28,277.01/x
  3. Step 3: Cross multiply
    47,395.04x = 65,398.85 × 28,277.01
  4. Step 4: Simplify right side
    47,395.04x = 1,849,283,900.09
  5. Step 5: Solve for x
    x = 1,849,283,900.09/47,395.04
  6. Step 6: Final answer
    x = 39,018.52

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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.