Home / 35,305.16-52,965.36-11,931.08

Finding the Fourth Proportional to 35,305.16, 52,965.36 and 11,931.08

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Solution

The fourth proportional to 35,305.16, 52,965.36 and 11,931.08 is: 17,899.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,305.16 : 52,965.36 = 11,931.08 : x
  2. Step 2: Convert to fraction form
    35,305.16/52,965.36 = 11,931.08/x
  3. Step 3: Cross multiply
    35,305.16x = 52,965.36 × 11,931.08
  4. Step 4: Simplify right side
    35,305.16x = 631,933,947.39
  5. Step 5: Solve for x
    x = 631,933,947.39/35,305.16
  6. Step 6: Final answer
    x = 17,899.20

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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.