Home / 16,988.00-25,478.75-6,598.40

Finding the Fourth Proportional to 16,988.00, 25,478.75 and 6,598.40

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Solution

The fourth proportional to 16,988.00, 25,478.75 and 6,598.40 is: 9,896.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,988.00 : 25,478.75 = 6,598.40 : x
  2. Step 2: Convert to fraction form
    16,988.00/25,478.75 = 6,598.40/x
  3. Step 3: Cross multiply
    16,988.00x = 25,478.75 × 6,598.40
  4. Step 4: Simplify right side
    16,988.00x = 168,118,873.10
  5. Step 5: Solve for x
    x = 168,118,873.10/16,988.00
  6. Step 6: Final answer
    x = 9,896.33

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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.