Home / 16,688.16-23,030.73-9,614.46

Finding the Fourth Proportional to 16,688.16, 23,030.73 and 9,614.46

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Solution

The fourth proportional to 16,688.16, 23,030.73 and 9,614.46 is: 13,268.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,688.16 : 23,030.73 = 9,614.46 : x
  2. Step 2: Convert to fraction form
    16,688.16/23,030.73 = 9,614.46/x
  3. Step 3: Cross multiply
    16,688.16x = 23,030.73 × 9,614.46
  4. Step 4: Simplify right side
    16,688.16x = 221,428,032.36
  5. Step 5: Solve for x
    x = 221,428,032.36/16,688.16
  6. Step 6: Final answer
    x = 13,268.57

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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.