Home / 21,973.53-32,903.99-15,209.74

Finding the Fourth Proportional to 21,973.53, 32,903.99 and 15,209.74

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Solution

The fourth proportional to 21,973.53, 32,903.99 and 15,209.74 is: 22,775.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,973.53 : 32,903.99 = 15,209.74 : x
  2. Step 2: Convert to fraction form
    21,973.53/32,903.99 = 15,209.74/x
  3. Step 3: Cross multiply
    21,973.53x = 32,903.99 × 15,209.74
  4. Step 4: Simplify right side
    21,973.53x = 500,461,200.48
  5. Step 5: Solve for x
    x = 500,461,200.48/21,973.53
  6. Step 6: Final answer
    x = 22,775.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.