Home / 32,090.88-48,070.80-18,903.36

Finding the Fourth Proportional to 32,090.88, 48,070.80 and 18,903.36

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Solution

The fourth proportional to 32,090.88, 48,070.80 and 18,903.36 is: 28,316.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,090.88 : 48,070.80 = 18,903.36 : x
  2. Step 2: Convert to fraction form
    32,090.88/48,070.80 = 18,903.36/x
  3. Step 3: Cross multiply
    32,090.88x = 48,070.80 × 18,903.36
  4. Step 4: Simplify right side
    32,090.88x = 908,699,637.89
  5. Step 5: Solve for x
    x = 908,699,637.89/32,090.88
  6. Step 6: Final answer
    x = 28,316.44

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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.