Home / 19,133.48-28,638.83-10,226.59

Finding the Fourth Proportional to 19,133.48, 28,638.83 and 10,226.59

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Solution

The fourth proportional to 19,133.48, 28,638.83 and 10,226.59 is: 15,307.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133.48 : 28,638.83 = 10,226.59 : x
  2. Step 2: Convert to fraction form
    19,133.48/28,638.83 = 10,226.59/x
  3. Step 3: Cross multiply
    19,133.48x = 28,638.83 × 10,226.59
  4. Step 4: Simplify right side
    19,133.48x = 292,877,526.46
  5. Step 5: Solve for x
    x = 292,877,526.46/19,133.48
  6. Step 6: Final answer
    x = 15,307.07

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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.