Home / 30,376.08-45,534.96-9,585.36

Finding the Fourth Proportional to 30,376.08, 45,534.96 and 9,585.36

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Solution

The fourth proportional to 30,376.08, 45,534.96 and 9,585.36 is: 14,368.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,376.08 : 45,534.96 = 9,585.36 : x
  2. Step 2: Convert to fraction form
    30,376.08/45,534.96 = 9,585.36/x
  3. Step 3: Cross multiply
    30,376.08x = 45,534.96 × 9,585.36
  4. Step 4: Simplify right side
    30,376.08x = 436,468,984.19
  5. Step 5: Solve for x
    x = 436,468,984.19/30,376.08
  6. Step 6: Final answer
    x = 14,368.84

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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.