Home / 29,237.49-40,347.77-15,808.74

Finding the Fourth Proportional to 29,237.49, 40,347.77 and 15,808.74

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Solution

The fourth proportional to 29,237.49, 40,347.77 and 15,808.74 is: 21,816.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,237.49 : 40,347.77 = 15,808.74 : x
  2. Step 2: Convert to fraction form
    29,237.49/40,347.77 = 15,808.74/x
  3. Step 3: Cross multiply
    29,237.49x = 40,347.77 × 15,808.74
  4. Step 4: Simplify right side
    29,237.49x = 637,847,604.52
  5. Step 5: Solve for x
    x = 637,847,604.52/29,237.49
  6. Step 6: Final answer
    x = 21,816.08

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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.