Home / 19,270.02-28,881.36-10,956.99

Finding the Fourth Proportional to 19,270.02, 28,881.36 and 10,956.99

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Solution

The fourth proportional to 19,270.02, 28,881.36 and 10,956.99 is: 16,422.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.02 : 28,881.36 = 10,956.99 : x
  2. Step 2: Convert to fraction form
    19,270.02/28,881.36 = 10,956.99/x
  3. Step 3: Cross multiply
    19,270.02x = 28,881.36 × 10,956.99
  4. Step 4: Simplify right side
    19,270.02x = 316,452,772.71
  5. Step 5: Solve for x
    x = 316,452,772.71/19,270.02
  6. Step 6: Final answer
    x = 16,422.03

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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.