Home / 30,864.86-42,596.95-17,436.97

Finding the Fourth Proportional to 30,864.86, 42,596.95 and 17,436.97

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Solution

The fourth proportional to 30,864.86, 42,596.95 and 17,436.97 is: 24,064.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,864.86 : 42,596.95 = 17,436.97 : x
  2. Step 2: Convert to fraction form
    30,864.86/42,596.95 = 17,436.97/x
  3. Step 3: Cross multiply
    30,864.86x = 42,596.95 × 17,436.97
  4. Step 4: Simplify right side
    30,864.86x = 742,761,739.24
  5. Step 5: Solve for x
    x = 742,761,739.24/30,864.86
  6. Step 6: Final answer
    x = 24,064.97

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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.