Home / 30,085.07-41,528.30-17,509.82

Finding the Fourth Proportional to 30,085.07, 41,528.30 and 17,509.82

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Solution

The fourth proportional to 30,085.07, 41,528.30 and 17,509.82 is: 24,169.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,085.07 : 41,528.30 = 17,509.82 : x
  2. Step 2: Convert to fraction form
    30,085.07/41,528.30 = 17,509.82/x
  3. Step 3: Cross multiply
    30,085.07x = 41,528.30 × 17,509.82
  4. Step 4: Simplify right side
    30,085.07x = 727,152,762.72
  5. Step 5: Solve for x
    x = 727,152,762.72/30,085.07
  6. Step 6: Final answer
    x = 24,169.89

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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.