Home / 30,637.34-42,278.81-17,024.63

Finding the Fourth Proportional to 30,637.34, 42,278.81 and 17,024.63

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Solution

The fourth proportional to 30,637.34, 42,278.81 and 17,024.63 is: 23,493.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,637.34 : 42,278.81 = 17,024.63 : x
  2. Step 2: Convert to fraction form
    30,637.34/42,278.81 = 17,024.63/x
  3. Step 3: Cross multiply
    30,637.34x = 42,278.81 × 17,024.63
  4. Step 4: Simplify right side
    30,637.34x = 719,780,800.57
  5. Step 5: Solve for x
    x = 719,780,800.57/30,637.34
  6. Step 6: Final answer
    x = 23,493.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.