Home / 19,587.04-29,374.32-6,436.38

Finding the Fourth Proportional to 19,587.04, 29,374.32 and 6,436.38

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Solution

The fourth proportional to 19,587.04, 29,374.32 and 6,436.38 is: 9,652.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,587.04 : 29,374.32 = 6,436.38 : x
  2. Step 2: Convert to fraction form
    19,587.04/29,374.32 = 6,436.38/x
  3. Step 3: Cross multiply
    19,587.04x = 29,374.32 × 6,436.38
  4. Step 4: Simplify right side
    19,587.04x = 189,064,285.76
  5. Step 5: Solve for x
    x = 189,064,285.76/19,587.04
  6. Step 6: Final answer
    x = 9,652.52

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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.