Home / 13,970.58-20,956.05-4,110.08

Finding the Fourth Proportional to 13,970.58, 20,956.05 and 4,110.08

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Solution

The fourth proportional to 13,970.58, 20,956.05 and 4,110.08 is: 6,165.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,970.58 : 20,956.05 = 4,110.08 : x
  2. Step 2: Convert to fraction form
    13,970.58/20,956.05 = 4,110.08/x
  3. Step 3: Cross multiply
    13,970.58x = 20,956.05 × 4,110.08
  4. Step 4: Simplify right side
    13,970.58x = 86,130,937.20
  5. Step 5: Solve for x
    x = 86,130,937.20/13,970.58
  6. Step 6: Final answer
    x = 6,165.17

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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.