Home / 35,706.76-49,275.34-19,790.87

Finding the Fourth Proportional to 35,706.76, 49,275.34 and 19,790.87

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Solution

The fourth proportional to 35,706.76, 49,275.34 and 19,790.87 is: 27,311.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,706.76 : 49,275.34 = 19,790.87 : x
  2. Step 2: Convert to fraction form
    35,706.76/49,275.34 = 19,790.87/x
  3. Step 3: Cross multiply
    35,706.76x = 49,275.34 × 19,790.87
  4. Step 4: Simplify right side
    35,706.76x = 975,201,552.29
  5. Step 5: Solve for x
    x = 975,201,552.29/35,706.76
  6. Step 6: Final answer
    x = 27,311.40

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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.