Home / 51,547.04-77,328.60-21,965

Finding the Fourth Proportional to 51,547.04, 77,328.60 and 21,965

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Solution

The fourth proportional to 51,547.04, 77,328.60 and 21,965 is: 32,950.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,547.04 : 77,328.60 = 21,965 : x
  2. Step 2: Convert to fraction form
    51,547.04/77,328.60 = 21,965/x
  3. Step 3: Cross multiply
    51,547.04x = 77,328.60 × 21,965
  4. Step 4: Simplify right side
    51,547.04x = 1,698,522,699.00
  5. Step 5: Solve for x
    x = 1,698,522,699.00/51,547.04
  6. Step 6: Final answer
    x = 32,950.93

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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.