Home / 35,861.71-49,488.28-20,752.28

Finding the Fourth Proportional to 35,861.71, 49,488.28 and 20,752.28

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Solution

The fourth proportional to 35,861.71, 49,488.28 and 20,752.28 is: 28,637.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,861.71 : 49,488.28 = 20,752.28 : x
  2. Step 2: Convert to fraction form
    35,861.71/49,488.28 = 20,752.28/x
  3. Step 3: Cross multiply
    35,861.71x = 49,488.28 × 20,752.28
  4. Step 4: Simplify right side
    35,861.71x = 1,026,994,643.28
  5. Step 5: Solve for x
    x = 1,026,994,643.28/35,861.71
  6. Step 6: Final answer
    x = 28,637.64

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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.