Home / 42,924.36-64,393.97-14,458.59

Finding the Fourth Proportional to 42,924.36, 64,393.97 and 14,458.59

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Solution

The fourth proportional to 42,924.36, 64,393.97 and 14,458.59 is: 21,690.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,924.36 : 64,393.97 = 14,458.59 : x
  2. Step 2: Convert to fraction form
    42,924.36/64,393.97 = 14,458.59/x
  3. Step 3: Cross multiply
    42,924.36x = 64,393.97 × 14,458.59
  4. Step 4: Simplify right side
    42,924.36x = 931,045,938.41
  5. Step 5: Solve for x
    x = 931,045,938.41/42,924.36
  6. Step 6: Final answer
    x = 21,690.39

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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.