Home / 30,785.01-42,483.33-16,637.87

Finding the Fourth Proportional to 30,785.01, 42,483.33 and 16,637.87

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Solution

The fourth proportional to 30,785.01, 42,483.33 and 16,637.87 is: 22,960.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,785.01 : 42,483.33 = 16,637.87 : x
  2. Step 2: Convert to fraction form
    30,785.01/42,483.33 = 16,637.87/x
  3. Step 3: Cross multiply
    30,785.01x = 42,483.33 × 16,637.87
  4. Step 4: Simplify right side
    30,785.01x = 706,831,909.29
  5. Step 5: Solve for x
    x = 706,831,909.29/30,785.01
  6. Step 6: Final answer
    x = 22,960.26

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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.