Home / 32,692.32-49,038.48-9,318.72

Finding the Fourth Proportional to 32,692.32, 49,038.48 and 9,318.72

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Solution

The fourth proportional to 32,692.32, 49,038.48 and 9,318.72 is: 13,978.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,692.32 : 49,038.48 = 9,318.72 : x
  2. Step 2: Convert to fraction form
    32,692.32/49,038.48 = 9,318.72/x
  3. Step 3: Cross multiply
    32,692.32x = 49,038.48 × 9,318.72
  4. Step 4: Simplify right side
    32,692.32x = 456,975,864.35
  5. Step 5: Solve for x
    x = 456,975,864.35/32,692.32
  6. Step 6: Final answer
    x = 13,978.08

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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.