Home / 47,348.79-65,335.50-26,128.05

Finding the Fourth Proportional to 47,348.79, 65,335.50 and 26,128.05

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Solution

The fourth proportional to 47,348.79, 65,335.50 and 26,128.05 is: 36,053.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,348.79 : 65,335.50 = 26,128.05 : x
  2. Step 2: Convert to fraction form
    47,348.79/65,335.50 = 26,128.05/x
  3. Step 3: Cross multiply
    47,348.79x = 65,335.50 × 26,128.05
  4. Step 4: Simplify right side
    47,348.79x = 1,707,089,210.78
  5. Step 5: Solve for x
    x = 1,707,089,210.78/47,348.79
  6. Step 6: Final answer
    x = 36,053.49

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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.