Home / 36,428.04-54,632.16-15,646.68

Finding the Fourth Proportional to 36,428.04, 54,632.16 and 15,646.68

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Solution

The fourth proportional to 36,428.04, 54,632.16 and 15,646.68 is: 23,465.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,428.04 : 54,632.16 = 15,646.68 : x
  2. Step 2: Convert to fraction form
    36,428.04/54,632.16 = 15,646.68/x
  3. Step 3: Cross multiply
    36,428.04x = 54,632.16 × 15,646.68
  4. Step 4: Simplify right side
    36,428.04x = 854,811,925.23
  5. Step 5: Solve for x
    x = 854,811,925.23/36,428.04
  6. Step 6: Final answer
    x = 23,465.77

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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.