Home / 30,739.23-46,108.70-9,681.06

Finding the Fourth Proportional to 30,739.23, 46,108.70 and 9,681.06

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Solution

The fourth proportional to 30,739.23, 46,108.70 and 9,681.06 is: 14,521.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,739.23 : 46,108.70 = 9,681.06 : x
  2. Step 2: Convert to fraction form
    30,739.23/46,108.70 = 9,681.06/x
  3. Step 3: Cross multiply
    30,739.23x = 46,108.70 × 9,681.06
  4. Step 4: Simplify right side
    30,739.23x = 446,381,042.82
  5. Step 5: Solve for x
    x = 446,381,042.82/30,739.23
  6. Step 6: Final answer
    x = 14,521.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.