Home / 14,017.51-21,028.29-4,654.45

Finding the Fourth Proportional to 14,017.51, 21,028.29 and 4,654.45

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Solution

The fourth proportional to 14,017.51, 21,028.29 and 4,654.45 is: 6,982.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,017.51 : 21,028.29 = 4,654.45 : x
  2. Step 2: Convert to fraction form
    14,017.51/21,028.29 = 4,654.45/x
  3. Step 3: Cross multiply
    14,017.51x = 21,028.29 × 4,654.45
  4. Step 4: Simplify right side
    14,017.51x = 97,875,124.39
  5. Step 5: Solve for x
    x = 97,875,124.39/14,017.51
  6. Step 6: Final answer
    x = 6,982.35

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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.