Home / 26,962.42-37,208.29-15,638.63

Finding the Fourth Proportional to 26,962.42, 37,208.29 and 15,638.63

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Solution

The fourth proportional to 26,962.42, 37,208.29 and 15,638.63 is: 21,581.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,962.42 : 37,208.29 = 15,638.63 : x
  2. Step 2: Convert to fraction form
    26,962.42/37,208.29 = 15,638.63/x
  3. Step 3: Cross multiply
    26,962.42x = 37,208.29 × 15,638.63
  4. Step 4: Simplify right side
    26,962.42x = 581,886,680.24
  5. Step 5: Solve for x
    x = 581,886,680.24/26,962.42
  6. Step 6: Final answer
    x = 21,581.40

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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.