Home / 17,861.72-24,646.02-10,783.40

Finding the Fourth Proportional to 17,861.72, 24,646.02 and 10,783.40

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Solution

The fourth proportional to 17,861.72, 24,646.02 and 10,783.40 is: 14,879.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,861.72 : 24,646.02 = 10,783.40 : x
  2. Step 2: Convert to fraction form
    17,861.72/24,646.02 = 10,783.40/x
  3. Step 3: Cross multiply
    17,861.72x = 24,646.02 × 10,783.40
  4. Step 4: Simplify right side
    17,861.72x = 265,767,892.07
  5. Step 5: Solve for x
    x = 265,767,892.07/17,861.72
  6. Step 6: Final answer
    x = 14,879.19

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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.