Home / 15,567.60-21,482.44-8,852.32

Finding the Fourth Proportional to 15,567.60, 21,482.44 and 8,852.32

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Solution

The fourth proportional to 15,567.60, 21,482.44 and 8,852.32 is: 12,215.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,567.60 : 21,482.44 = 8,852.32 : x
  2. Step 2: Convert to fraction form
    15,567.60/21,482.44 = 8,852.32/x
  3. Step 3: Cross multiply
    15,567.60x = 21,482.44 × 8,852.32
  4. Step 4: Simplify right side
    15,567.60x = 190,169,433.26
  5. Step 5: Solve for x
    x = 190,169,433.26/15,567.60
  6. Step 6: Final answer
    x = 12,215.72

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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.