Home / 14,329.68-19,783.98-11,683.32

Finding the Fourth Proportional to 14,329.68, 19,783.98 and 11,683.32

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Solution

The fourth proportional to 14,329.68, 19,783.98 and 11,683.32 is: 16,130.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.68 : 19,783.98 = 11,683.32 : x
  2. Step 2: Convert to fraction form
    14,329.68/19,783.98 = 11,683.32/x
  3. Step 3: Cross multiply
    14,329.68x = 19,783.98 × 11,683.32
  4. Step 4: Simplify right side
    14,329.68x = 231,142,569.21
  5. Step 5: Solve for x
    x = 231,142,569.21/14,329.68
  6. Step 6: Final answer
    x = 16,130.34

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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.