Home / 14,391.81-21,587.59-4,003.53

Finding the Fourth Proportional to 14,391.81, 21,587.59 and 4,003.53

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Solution

The fourth proportional to 14,391.81, 21,587.59 and 4,003.53 is: 6,005.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,391.81 : 21,587.59 = 4,003.53 : x
  2. Step 2: Convert to fraction form
    14,391.81/21,587.59 = 4,003.53/x
  3. Step 3: Cross multiply
    14,391.81x = 21,587.59 × 4,003.53
  4. Step 4: Simplify right side
    14,391.81x = 86,426,564.19
  5. Step 5: Solve for x
    x = 86,426,564.19/14,391.81
  6. Step 6: Final answer
    x = 6,005.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.