Home / 21,503.36-32,255.01-14,106.06

Finding the Fourth Proportional to 21,503.36, 32,255.01 and 14,106.06

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Solution

The fourth proportional to 21,503.36, 32,255.01 and 14,106.06 is: 21,159.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,503.36 : 32,255.01 = 14,106.06 : x
  2. Step 2: Convert to fraction form
    21,503.36/32,255.01 = 14,106.06/x
  3. Step 3: Cross multiply
    21,503.36x = 32,255.01 × 14,106.06
  4. Step 4: Simplify right side
    21,503.36x = 454,991,106.36
  5. Step 5: Solve for x
    x = 454,991,106.36/21,503.36
  6. Step 6: Final answer
    x = 21,159.07

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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.