Home / 12,962.36-19,442.90-3,602.32

Finding the Fourth Proportional to 12,962.36, 19,442.90 and 3,602.32

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Solution

The fourth proportional to 12,962.36, 19,442.90 and 3,602.32 is: 5,403.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,962.36 : 19,442.90 = 3,602.32 : x
  2. Step 2: Convert to fraction form
    12,962.36/19,442.90 = 3,602.32/x
  3. Step 3: Cross multiply
    12,962.36x = 19,442.90 × 3,602.32
  4. Step 4: Simplify right side
    12,962.36x = 70,039,547.53
  5. Step 5: Solve for x
    x = 70,039,547.53/12,962.36
  6. Step 6: Final answer
    x = 5,403.30

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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.