Home / 16,693.99-23,037.77-9,140.35

Finding the Fourth Proportional to 16,693.99, 23,037.77 and 9,140.35

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Solution

The fourth proportional to 16,693.99, 23,037.77 and 9,140.35 is: 12,613.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,693.99 : 23,037.77 = 9,140.35 : x
  2. Step 2: Convert to fraction form
    16,693.99/23,037.77 = 9,140.35/x
  3. Step 3: Cross multiply
    16,693.99x = 23,037.77 × 9,140.35
  4. Step 4: Simplify right side
    16,693.99x = 210,573,254.26
  5. Step 5: Solve for x
    x = 210,573,254.26/16,693.99
  6. Step 6: Final answer
    x = 12,613.72

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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.