Home / 14,486.06-19,973.84-13,436.30

Finding the Fourth Proportional to 14,486.06, 19,973.84 and 13,436.30

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Solution

The fourth proportional to 14,486.06, 19,973.84 and 13,436.30 is: 18,526.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,486.06 : 19,973.84 = 13,436.30 : x
  2. Step 2: Convert to fraction form
    14,486.06/19,973.84 = 13,436.30/x
  3. Step 3: Cross multiply
    14,486.06x = 19,973.84 × 13,436.30
  4. Step 4: Simplify right side
    14,486.06x = 268,374,506.39
  5. Step 5: Solve for x
    x = 268,374,506.39/14,486.06
  6. Step 6: Final answer
    x = 18,526.40

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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.