Home / 19,967.50-29,971.08-10,607.59

Finding the Fourth Proportional to 19,967.50, 29,971.08 and 10,607.59

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Solution

The fourth proportional to 19,967.50, 29,971.08 and 10,607.59 is: 15,921.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,967.50 : 29,971.08 = 10,607.59 : x
  2. Step 2: Convert to fraction form
    19,967.50/29,971.08 = 10,607.59/x
  3. Step 3: Cross multiply
    19,967.50x = 29,971.08 × 10,607.59
  4. Step 4: Simplify right side
    19,967.50x = 317,920,928.50
  5. Step 5: Solve for x
    x = 317,920,928.50/19,967.50
  6. Step 6: Final answer
    x = 15,921.92

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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.