Home / 35,702.47-49,271.34-19,786.58

Finding the Fourth Proportional to 35,702.47, 49,271.34 and 19,786.58

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Solution

The fourth proportional to 35,702.47, 49,271.34 and 19,786.58 is: 27,306.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,702.47 : 49,271.34 = 19,786.58 : x
  2. Step 2: Convert to fraction form
    35,702.47/49,271.34 = 19,786.58/x
  3. Step 3: Cross multiply
    35,702.47x = 49,271.34 × 19,786.58
  4. Step 4: Simplify right side
    35,702.47x = 974,911,211.93
  5. Step 5: Solve for x
    x = 974,911,211.93/35,702.47
  6. Step 6: Final answer
    x = 27,306.55

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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.