Home / 19,255.50-26,572.67-10,423.50

Finding the Fourth Proportional to 19,255.50, 26,572.67 and 10,423.50

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Solution

The fourth proportional to 19,255.50, 26,572.67 and 10,423.50 is: 14,384.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,255.50 : 26,572.67 = 10,423.50 : x
  2. Step 2: Convert to fraction form
    19,255.50/26,572.67 = 10,423.50/x
  3. Step 3: Cross multiply
    19,255.50x = 26,572.67 × 10,423.50
  4. Step 4: Simplify right side
    19,255.50x = 276,980,225.75
  5. Step 5: Solve for x
    x = 276,980,225.75/19,255.50
  6. Step 6: Final answer
    x = 14,384.47

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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.