Home / 34,570.77-47,702.40-19,462.65

Finding the Fourth Proportional to 34,570.77, 47,702.40 and 19,462.65

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Solution

The fourth proportional to 34,570.77, 47,702.40 and 19,462.65 is: 26,855.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,570.77 : 47,702.40 = 19,462.65 : x
  2. Step 2: Convert to fraction form
    34,570.77/47,702.40 = 19,462.65/x
  3. Step 3: Cross multiply
    34,570.77x = 47,702.40 × 19,462.65
  4. Step 4: Simplify right side
    34,570.77x = 928,415,115.36
  5. Step 5: Solve for x
    x = 928,415,115.36/34,570.77
  6. Step 6: Final answer
    x = 26,855.49

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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.