Home / 30,429.18-45,643.86-10,697.04

Finding the Fourth Proportional to 30,429.18, 45,643.86 and 10,697.04

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Solution

The fourth proportional to 30,429.18, 45,643.86 and 10,697.04 is: 16,045.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,429.18 : 45,643.86 = 10,697.04 : x
  2. Step 2: Convert to fraction form
    30,429.18/45,643.86 = 10,697.04/x
  3. Step 3: Cross multiply
    30,429.18x = 45,643.86 × 10,697.04
  4. Step 4: Simplify right side
    30,429.18x = 488,254,196.17
  5. Step 5: Solve for x
    x = 488,254,196.17/30,429.18
  6. Step 6: Final answer
    x = 16,045.59

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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.