Home / 30,858.08-42,584.31-16,710.93

Finding the Fourth Proportional to 30,858.08, 42,584.31 and 16,710.93

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Solution

The fourth proportional to 30,858.08, 42,584.31 and 16,710.93 is: 23,061.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,858.08 : 42,584.31 = 16,710.93 : x
  2. Step 2: Convert to fraction form
    30,858.08/42,584.31 = 16,710.93/x
  3. Step 3: Cross multiply
    30,858.08x = 42,584.31 × 16,710.93
  4. Step 4: Simplify right side
    30,858.08x = 711,623,423.51
  5. Step 5: Solve for x
    x = 711,623,423.51/30,858.08
  6. Step 6: Final answer
    x = 23,061.17

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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.