Home / 35,913.36-53,810.64-18,359.04

Finding the Fourth Proportional to 35,913.36, 53,810.64 and 18,359.04

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Solution

The fourth proportional to 35,913.36, 53,810.64 and 18,359.04 is: 27,508.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,913.36 : 53,810.64 = 18,359.04 : x
  2. Step 2: Convert to fraction form
    35,913.36/53,810.64 = 18,359.04/x
  3. Step 3: Cross multiply
    35,913.36x = 53,810.64 × 18,359.04
  4. Step 4: Simplify right side
    35,913.36x = 987,911,692.19
  5. Step 5: Solve for x
    x = 987,911,692.19/35,913.36
  6. Step 6: Final answer
    x = 27,508.19

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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.