Home / 30,486.68-45,605.28-23,035.76

Finding the Fourth Proportional to 30,486.68, 45,605.28 and 23,035.76

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Solution

The fourth proportional to 30,486.68, 45,605.28 and 23,035.76 is: 34,459.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,486.68 : 45,605.28 = 23,035.76 : x
  2. Step 2: Convert to fraction form
    30,486.68/45,605.28 = 23,035.76/x
  3. Step 3: Cross multiply
    30,486.68x = 45,605.28 × 23,035.76
  4. Step 4: Simplify right side
    30,486.68x = 1,050,552,284.81
  5. Step 5: Solve for x
    x = 1,050,552,284.81/30,486.68
  6. Step 6: Final answer
    x = 34,459.39

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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.