Home / 42,382.63-63,583.05-14,303.38

Finding the Fourth Proportional to 42,382.63, 63,583.05 and 14,303.38

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Solution

The fourth proportional to 42,382.63, 63,583.05 and 14,303.38 is: 21,458.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,382.63 : 63,583.05 = 14,303.38 : x
  2. Step 2: Convert to fraction form
    42,382.63/63,583.05 = 14,303.38/x
  3. Step 3: Cross multiply
    42,382.63x = 63,583.05 × 14,303.38
  4. Step 4: Simplify right side
    42,382.63x = 909,452,525.71
  5. Step 5: Solve for x
    x = 909,452,525.71/42,382.63
  6. Step 6: Final answer
    x = 21,458.14

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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.