Home / 14,335.40-21,503.10-10,836.20

Finding the Fourth Proportional to 14,335.40, 21,503.10 and 10,836.20

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Solution

The fourth proportional to 14,335.40, 21,503.10 and 10,836.20 is: 16,254.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,335.40 : 21,503.10 = 10,836.20 : x
  2. Step 2: Convert to fraction form
    14,335.40/21,503.10 = 10,836.20/x
  3. Step 3: Cross multiply
    14,335.40x = 21,503.10 × 10,836.20
  4. Step 4: Simplify right side
    14,335.40x = 233,011,892.22
  5. Step 5: Solve for x
    x = 233,011,892.22/14,335.40
  6. Step 6: Final answer
    x = 16,254.30

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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.