Home / 30,355.35-45,505.29-10,623.14

Finding the Fourth Proportional to 30,355.35, 45,505.29 and 10,623.14

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Solution

The fourth proportional to 30,355.35, 45,505.29 and 10,623.14 is: 15,925.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,355.35 : 45,505.29 = 10,623.14 : x
  2. Step 2: Convert to fraction form
    30,355.35/45,505.29 = 10,623.14/x
  3. Step 3: Cross multiply
    30,355.35x = 45,505.29 × 10,623.14
  4. Step 4: Simplify right side
    30,355.35x = 483,409,066.41
  5. Step 5: Solve for x
    x = 483,409,066.41/30,355.35
  6. Step 6: Final answer
    x = 15,925.00

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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.