Home / 42,351.06-63,510.46-14,263.58

Finding the Fourth Proportional to 42,351.06, 63,510.46 and 14,263.58

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Solution

The fourth proportional to 42,351.06, 63,510.46 and 14,263.58 is: 21,389.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,351.06 : 63,510.46 = 14,263.58 : x
  2. Step 2: Convert to fraction form
    42,351.06/63,510.46 = 14,263.58/x
  3. Step 3: Cross multiply
    42,351.06x = 63,510.46 × 14,263.58
  4. Step 4: Simplify right side
    42,351.06x = 905,886,527.05
  5. Step 5: Solve for x
    x = 905,886,527.05/42,351.06
  6. Step 6: Final answer
    x = 21,389.94

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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.