Home / 19,247.50-26,561.63-10,415.50

Finding the Fourth Proportional to 19,247.50, 26,561.63 and 10,415.50

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Solution

The fourth proportional to 19,247.50, 26,561.63 and 10,415.50 is: 14,373.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,247.50 : 26,561.63 = 10,415.50 : x
  2. Step 2: Convert to fraction form
    19,247.50/26,561.63 = 10,415.50/x
  3. Step 3: Cross multiply
    19,247.50x = 26,561.63 × 10,415.50
  4. Step 4: Simplify right side
    19,247.50x = 276,652,657.27
  5. Step 5: Solve for x
    x = 276,652,657.27/19,247.50
  6. Step 6: Final answer
    x = 14,373.43

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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.