Home / 52,048.64-78,068.48-14,605.76

Finding the Fourth Proportional to 52,048.64, 78,068.48 and 14,605.76

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Solution

The fourth proportional to 52,048.64, 78,068.48 and 14,605.76 is: 21,907.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,048.64 : 78,068.48 = 14,605.76 : x
  2. Step 2: Convert to fraction form
    52,048.64/78,068.48 = 14,605.76/x
  3. Step 3: Cross multiply
    52,048.64x = 78,068.48 × 14,605.76
  4. Step 4: Simplify right side
    52,048.64x = 1,140,249,482.44
  5. Step 5: Solve for x
    x = 1,140,249,482.44/52,048.64
  6. Step 6: Final answer
    x = 21,907.38

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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.