Home / 35,135.38-48,482.29-21,529.51

Finding the Fourth Proportional to 35,135.38, 48,482.29 and 21,529.51

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Solution

The fourth proportional to 35,135.38, 48,482.29 and 21,529.51 is: 29,707.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,135.38 : 48,482.29 = 21,529.51 : x
  2. Step 2: Convert to fraction form
    35,135.38/48,482.29 = 21,529.51/x
  3. Step 3: Cross multiply
    35,135.38x = 48,482.29 × 21,529.51
  4. Step 4: Simplify right side
    35,135.38x = 1,043,799,853.08
  5. Step 5: Solve for x
    x = 1,043,799,853.08/35,135.38
  6. Step 6: Final answer
    x = 29,707.94

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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.