Home / 16,710.49-23,060.76-9,157.55

Finding the Fourth Proportional to 16,710.49, 23,060.76 and 9,157.55

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Solution

The fourth proportional to 16,710.49, 23,060.76 and 9,157.55 is: 12,637.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.49 : 23,060.76 = 9,157.55 : x
  2. Step 2: Convert to fraction form
    16,710.49/23,060.76 = 9,157.55/x
  3. Step 3: Cross multiply
    16,710.49x = 23,060.76 × 9,157.55
  4. Step 4: Simplify right side
    16,710.49x = 211,180,062.74
  5. Step 5: Solve for x
    x = 211,180,062.74/16,710.49
  6. Step 6: Final answer
    x = 12,637.57

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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.