Home / 15,925.43-21,973.52-9,637.67

Finding the Fourth Proportional to 15,925.43, 21,973.52 and 9,637.67

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Solution

The fourth proportional to 15,925.43, 21,973.52 and 9,637.67 is: 13,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,925.43 : 21,973.52 = 9,637.67 : x
  2. Step 2: Convert to fraction form
    15,925.43/21,973.52 = 9,637.67/x
  3. Step 3: Cross multiply
    15,925.43x = 21,973.52 × 9,637.67
  4. Step 4: Simplify right side
    15,925.43x = 211,773,534.50
  5. Step 5: Solve for x
    x = 211,773,534.50/15,925.43
  6. Step 6: Final answer
    x = 13,297.82

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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.