Home / 47,130.74-65,036.55-27,746.57

Finding the Fourth Proportional to 47,130.74, 65,036.55 and 27,746.57

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Solution

The fourth proportional to 47,130.74, 65,036.55 and 27,746.57 is: 38,287.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,130.74 : 65,036.55 = 27,746.57 : x
  2. Step 2: Convert to fraction form
    47,130.74/65,036.55 = 27,746.57/x
  3. Step 3: Cross multiply
    47,130.74x = 65,036.55 × 27,746.57
  4. Step 4: Simplify right side
    47,130.74x = 1,804,541,187.13
  5. Step 5: Solve for x
    x = 1,804,541,187.13/47,130.74
  6. Step 6: Final answer
    x = 38,287.99

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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.