Home / 19,215.60-28,825.78-6,567.46

Finding the Fourth Proportional to 19,215.60, 28,825.78 and 6,567.46

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Solution

The fourth proportional to 19,215.60, 28,825.78 and 6,567.46 is: 9,852.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,215.60 : 28,825.78 = 6,567.46 : x
  2. Step 2: Convert to fraction form
    19,215.60/28,825.78 = 6,567.46/x
  3. Step 3: Cross multiply
    19,215.60x = 28,825.78 × 6,567.46
  4. Step 4: Simplify right side
    19,215.60x = 189,312,157.12
  5. Step 5: Solve for x
    x = 189,312,157.12/19,215.60
  6. Step 6: Final answer
    x = 9,852.00

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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.