Home / 30,337.67-45,526.99-10,616.40

Finding the Fourth Proportional to 30,337.67, 45,526.99 and 10,616.40

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Solution

The fourth proportional to 30,337.67, 45,526.99 and 10,616.40 is: 15,931.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,337.67 : 45,526.99 = 10,616.40 : x
  2. Step 2: Convert to fraction form
    30,337.67/45,526.99 = 10,616.40/x
  3. Step 3: Cross multiply
    30,337.67x = 45,526.99 × 10,616.40
  4. Step 4: Simplify right side
    30,337.67x = 483,332,736.64
  5. Step 5: Solve for x
    x = 483,332,736.64/30,337.67
  6. Step 6: Final answer
    x = 15,931.77

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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.