Home / 47,570.59-65,660.93-28,708.93

Finding the Fourth Proportional to 47,570.59, 65,660.93 and 28,708.93

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Solution

The fourth proportional to 47,570.59, 65,660.93 and 28,708.93 is: 39,626.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,570.59 : 65,660.93 = 28,708.93 : x
  2. Step 2: Convert to fraction form
    47,570.59/65,660.93 = 28,708.93/x
  3. Step 3: Cross multiply
    47,570.59x = 65,660.93 × 28,708.93
  4. Step 4: Simplify right side
    47,570.59x = 1,885,055,043.10
  5. Step 5: Solve for x
    x = 1,885,055,043.10/47,570.59
  6. Step 6: Final answer
    x = 39,626.48

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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.