Home / 48,368.88-72,555.84-13,307.76

Finding the Fourth Proportional to 48,368.88, 72,555.84 and 13,307.76

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Solution

The fourth proportional to 48,368.88, 72,555.84 and 13,307.76 is: 19,962.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,368.88 : 72,555.84 = 13,307.76 : x
  2. Step 2: Convert to fraction form
    48,368.88/72,555.84 = 13,307.76/x
  3. Step 3: Cross multiply
    48,368.88x = 72,555.84 × 13,307.76
  4. Step 4: Simplify right side
    48,368.88x = 965,555,705.32
  5. Step 5: Solve for x
    x = 965,555,705.32/48,368.88
  6. Step 6: Final answer
    x = 19,962.33

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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.