Home / 46,969.16-70,476.80-18,888.08

Finding the Fourth Proportional to 46,969.16, 70,476.80 and 18,888.08

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Solution

The fourth proportional to 46,969.16, 70,476.80 and 18,888.08 is: 28,341.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,969.16 : 70,476.80 = 18,888.08 : x
  2. Step 2: Convert to fraction form
    46,969.16/70,476.80 = 18,888.08/x
  3. Step 3: Cross multiply
    46,969.16x = 70,476.80 × 18,888.08
  4. Step 4: Simplify right side
    46,969.16x = 1,331,171,436.54
  5. Step 5: Solve for x
    x = 1,331,171,436.54/46,969.16
  6. Step 6: Final answer
    x = 28,341.39

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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.