Home / 35,445.51-53,265.93-18,818.00

Finding the Fourth Proportional to 35,445.51, 53,265.93 and 18,818.00

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Solution

The fourth proportional to 35,445.51, 53,265.93 and 18,818.00 is: 28,278.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,445.51 : 53,265.93 = 18,818.00 : x
  2. Step 2: Convert to fraction form
    35,445.51/53,265.93 = 18,818.00/x
  3. Step 3: Cross multiply
    35,445.51x = 53,265.93 × 18,818.00
  4. Step 4: Simplify right side
    35,445.51x = 1,002,358,133.59
  5. Step 5: Solve for x
    x = 1,002,358,133.59/35,445.51
  6. Step 6: Final answer
    x = 28,278.85

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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.