Home / 35,855.61-49,482.35-20,748.98

Finding the Fourth Proportional to 35,855.61, 49,482.35 and 20,748.98

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Solution

The fourth proportional to 35,855.61, 49,482.35 and 20,748.98 is: 28,634.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,855.61 : 49,482.35 = 20,748.98 : x
  2. Step 2: Convert to fraction form
    35,855.61/49,482.35 = 20,748.98/x
  3. Step 3: Cross multiply
    35,855.61x = 49,482.35 × 20,748.98
  4. Step 4: Simplify right side
    35,855.61x = 1,026,707,939.35
  5. Step 5: Solve for x
    x = 1,026,707,939.35/35,855.61
  6. Step 6: Final answer
    x = 28,634.51

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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.