Home / 30,017.58-45,026.49-10,296.30

Finding the Fourth Proportional to 30,017.58, 45,026.49 and 10,296.30

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Solution

The fourth proportional to 30,017.58, 45,026.49 and 10,296.30 is: 15,444.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,017.58 : 45,026.49 = 10,296.30 : x
  2. Step 2: Convert to fraction form
    30,017.58/45,026.49 = 10,296.30/x
  3. Step 3: Cross multiply
    30,017.58x = 45,026.49 × 10,296.30
  4. Step 4: Simplify right side
    30,017.58x = 463,606,248.99
  5. Step 5: Solve for x
    x = 463,606,248.99/30,017.58
  6. Step 6: Final answer
    x = 15,444.49

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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.