Home / 44,307.33-66,461-13,140.15

Finding the Fourth Proportional to 44,307.33, 66,461 and 13,140.15

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Solution

The fourth proportional to 44,307.33, 66,461 and 13,140.15 is: 19,710.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,307.33 : 66,461 = 13,140.15 : x
  2. Step 2: Convert to fraction form
    44,307.33/66,461 = 13,140.15/x
  3. Step 3: Cross multiply
    44,307.33x = 66,461 × 13,140.15
  4. Step 4: Simplify right side
    44,307.33x = 873,307,509.15
  5. Step 5: Solve for x
    x = 873,307,509.15/44,307.33
  6. Step 6: Final answer
    x = 19,710.23

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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.