Home / 35,348.74-53,020.35-20,548.22

Finding the Fourth Proportional to 35,348.74, 53,020.35 and 20,548.22

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Solution

The fourth proportional to 35,348.74, 53,020.35 and 20,548.22 is: 30,820.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,348.74 : 53,020.35 = 20,548.22 : x
  2. Step 2: Convert to fraction form
    35,348.74/53,020.35 = 20,548.22/x
  3. Step 3: Cross multiply
    35,348.74x = 53,020.35 × 20,548.22
  4. Step 4: Simplify right side
    35,348.74x = 1,089,473,551.18
  5. Step 5: Solve for x
    x = 1,089,473,551.18/35,348.74
  6. Step 6: Final answer
    x = 30,820.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.