Home / 28,384.37-42,602.84-14,354.33

Finding the Fourth Proportional to 28,384.37, 42,602.84 and 14,354.33

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Solution

The fourth proportional to 28,384.37, 42,602.84 and 14,354.33 is: 21,544.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,384.37 : 42,602.84 = 14,354.33 : x
  2. Step 2: Convert to fraction form
    28,384.37/42,602.84 = 14,354.33/x
  3. Step 3: Cross multiply
    28,384.37x = 42,602.84 × 14,354.33
  4. Step 4: Simplify right side
    28,384.37x = 611,534,939.51
  5. Step 5: Solve for x
    x = 611,534,939.51/28,384.37
  6. Step 6: Final answer
    x = 21,544.78

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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.