Home / 37,307.03-51,486.36-20,955.56

Finding the Fourth Proportional to 37,307.03, 51,486.36 and 20,955.56

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Solution

The fourth proportional to 37,307.03, 51,486.36 and 20,955.56 is: 28,920.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,307.03 : 51,486.36 = 20,955.56 : x
  2. Step 2: Convert to fraction form
    37,307.03/51,486.36 = 20,955.56/x
  3. Step 3: Cross multiply
    37,307.03x = 51,486.36 × 20,955.56
  4. Step 4: Simplify right side
    37,307.03x = 1,078,925,506.16
  5. Step 5: Solve for x
    x = 1,078,925,506.16/37,307.03
  6. Step 6: Final answer
    x = 28,920.17

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.