Home / 46,943.40-70,415.28-13,663.56

Finding the Fourth Proportional to 46,943.40, 70,415.28 and 13,663.56

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Solution

The fourth proportional to 46,943.40, 70,415.28 and 13,663.56 is: 20,495.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,943.40 : 70,415.28 = 13,663.56 : x
  2. Step 2: Convert to fraction form
    46,943.40/70,415.28 = 13,663.56/x
  3. Step 3: Cross multiply
    46,943.40x = 70,415.28 × 13,663.56
  4. Step 4: Simplify right side
    46,943.40x = 962,123,403.20
  5. Step 5: Solve for x
    x = 962,123,403.20/46,943.40
  6. Step 6: Final answer
    x = 20,495.39

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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.