Home / 35,268.08-48,669.80-19,135.40

Finding the Fourth Proportional to 35,268.08, 48,669.80 and 19,135.40

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Solution

The fourth proportional to 35,268.08, 48,669.80 and 19,135.40 is: 26,406.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,268.08 : 48,669.80 = 19,135.40 : x
  2. Step 2: Convert to fraction form
    35,268.08/48,669.80 = 19,135.40/x
  3. Step 3: Cross multiply
    35,268.08x = 48,669.80 × 19,135.40
  4. Step 4: Simplify right side
    35,268.08x = 931,316,090.92
  5. Step 5: Solve for x
    x = 931,316,090.92/35,268.08
  6. Step 6: Final answer
    x = 26,406.77

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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.