Home / 46,938.81-70,407.60-11,400.42

Finding the Fourth Proportional to 46,938.81, 70,407.60 and 11,400.42

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Solution

The fourth proportional to 46,938.81, 70,407.60 and 11,400.42 is: 17,100.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,938.81 : 70,407.60 = 11,400.42 : x
  2. Step 2: Convert to fraction form
    46,938.81/70,407.60 = 11,400.42/x
  3. Step 3: Cross multiply
    46,938.81x = 70,407.60 × 11,400.42
  4. Step 4: Simplify right side
    46,938.81x = 802,675,802.15
  5. Step 5: Solve for x
    x = 802,675,802.15/46,938.81
  6. Step 6: Final answer
    x = 17,100.47

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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.