Home / 15,612.84-23,443.02-13,637.34

Finding the Fourth Proportional to 15,612.84, 23,443.02 and 13,637.34

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Solution

The fourth proportional to 15,612.84, 23,443.02 and 13,637.34 is: 20,476.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,612.84 : 23,443.02 = 13,637.34 : x
  2. Step 2: Convert to fraction form
    15,612.84/23,443.02 = 13,637.34/x
  3. Step 3: Cross multiply
    15,612.84x = 23,443.02 × 13,637.34
  4. Step 4: Simplify right side
    15,612.84x = 319,700,434.37
  5. Step 5: Solve for x
    x = 319,700,434.37/15,612.84
  6. Step 6: Final answer
    x = 20,476.76

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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.