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Finding the Fourth Proportional to 30,595.05, 45,899.69 and 9,533.99

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Solution

The fourth proportional to 30,595.05, 45,899.69 and 9,533.99 is: 14,303.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,595.05 : 45,899.69 = 9,533.99 : x
  2. Step 2: Convert to fraction form
    30,595.05/45,899.69 = 9,533.99/x
  3. Step 3: Cross multiply
    30,595.05x = 45,899.69 × 9,533.99
  4. Step 4: Simplify right side
    30,595.05x = 437,606,908.29
  5. Step 5: Solve for x
    x = 437,606,908.29/30,595.05
  6. Step 6: Final answer
    x = 14,303.19

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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.