Home / 47,527.09-65,582.89-28,403.07

Finding the Fourth Proportional to 47,527.09, 65,582.89 and 28,403.07

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Solution

The fourth proportional to 47,527.09, 65,582.89 and 28,403.07 is: 39,193.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,527.09 : 65,582.89 = 28,403.07 : x
  2. Step 2: Convert to fraction form
    47,527.09/65,582.89 = 28,403.07/x
  3. Step 3: Cross multiply
    47,527.09x = 65,582.89 × 28,403.07
  4. Step 4: Simplify right side
    47,527.09x = 1,862,755,415.47
  5. Step 5: Solve for x
    x = 1,862,755,415.47/47,527.09
  6. Step 6: Final answer
    x = 39,193.55

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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.