Home / 18,956.48-26,161.26-10,572.98

Finding the Fourth Proportional to 18,956.48, 26,161.26 and 10,572.98

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Solution

The fourth proportional to 18,956.48, 26,161.26 and 10,572.98 is: 14,591.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,956.48 : 26,161.26 = 10,572.98 : x
  2. Step 2: Convert to fraction form
    18,956.48/26,161.26 = 10,572.98/x
  3. Step 3: Cross multiply
    18,956.48x = 26,161.26 × 10,572.98
  4. Step 4: Simplify right side
    18,956.48x = 276,602,478.75
  5. Step 5: Solve for x
    x = 276,602,478.75/18,956.48
  6. Step 6: Final answer
    x = 14,591.45

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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.