Home / 35,090.91-52,652.77-20,312.26

Finding the Fourth Proportional to 35,090.91, 52,652.77 and 20,312.26

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Solution

The fourth proportional to 35,090.91, 52,652.77 and 20,312.26 is: 30,477.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,090.91 : 52,652.77 = 20,312.26 : x
  2. Step 2: Convert to fraction form
    35,090.91/52,652.77 = 20,312.26/x
  3. Step 3: Cross multiply
    35,090.91x = 52,652.77 × 20,312.26
  4. Step 4: Simplify right side
    35,090.91x = 1,069,496,753.96
  5. Step 5: Solve for x
    x = 1,069,496,753.96/35,090.91
  6. Step 6: Final answer
    x = 30,477.89

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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.