Home / 30,325.98-45,328.74-26,345.64

Finding the Fourth Proportional to 30,325.98, 45,328.74 and 26,345.64

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Solution

The fourth proportional to 30,325.98, 45,328.74 and 26,345.64 is: 39,379.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.98 : 45,328.74 = 26,345.64 : x
  2. Step 2: Convert to fraction form
    30,325.98/45,328.74 = 26,345.64/x
  3. Step 3: Cross multiply
    30,325.98x = 45,328.74 × 26,345.64
  4. Step 4: Simplify right side
    30,325.98x = 1,194,214,665.69
  5. Step 5: Solve for x
    x = 1,194,214,665.69/30,325.98
  6. Step 6: Final answer
    x = 39,379.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.