Home / 16,866.68-23,275.90-9,313.48

Finding the Fourth Proportional to 16,866.68, 23,275.90 and 9,313.48

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Solution

The fourth proportional to 16,866.68, 23,275.90 and 9,313.48 is: 12,852.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,866.68 : 23,275.90 = 9,313.48 : x
  2. Step 2: Convert to fraction form
    16,866.68/23,275.90 = 9,313.48/x
  3. Step 3: Cross multiply
    16,866.68x = 23,275.90 × 9,313.48
  4. Step 4: Simplify right side
    16,866.68x = 216,779,466.19
  5. Step 5: Solve for x
    x = 216,779,466.19/16,866.68
  6. Step 6: Final answer
    x = 12,852.53

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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.