Home / 35,709.84-49,276.91-19,574.57

Finding the Fourth Proportional to 35,709.84, 49,276.91 and 19,574.57

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Solution

The fourth proportional to 35,709.84, 49,276.91 and 19,574.57 is: 27,011.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,709.84 : 49,276.91 = 19,574.57 : x
  2. Step 2: Convert to fraction form
    35,709.84/49,276.91 = 19,574.57/x
  3. Step 3: Cross multiply
    35,709.84x = 49,276.91 × 19,574.57
  4. Step 4: Simplify right side
    35,709.84x = 964,574,496.31
  5. Step 5: Solve for x
    x = 964,574,496.31/35,709.84
  6. Step 6: Final answer
    x = 27,011.45

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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.