Home / 46,749.65-70,124.48-11,689.31

Finding the Fourth Proportional to 46,749.65, 70,124.48 and 11,689.31

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Solution

The fourth proportional to 46,749.65, 70,124.48 and 11,689.31 is: 17,533.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,749.65 : 70,124.48 = 11,689.31 : x
  2. Step 2: Convert to fraction form
    46,749.65/70,124.48 = 11,689.31/x
  3. Step 3: Cross multiply
    46,749.65x = 70,124.48 × 11,689.31
  4. Step 4: Simplify right side
    46,749.65x = 819,706,785.31
  5. Step 5: Solve for x
    x = 819,706,785.31/46,749.65
  6. Step 6: Final answer
    x = 17,533.97

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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.