Home / 46,868.81-70,302.87-18,788.45

Finding the Fourth Proportional to 46,868.81, 70,302.87 and 18,788.45

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Solution

The fourth proportional to 46,868.81, 70,302.87 and 18,788.45 is: 28,182.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,868.81 : 70,302.87 = 18,788.45 : x
  2. Step 2: Convert to fraction form
    46,868.81/70,302.87 = 18,788.45/x
  3. Step 3: Cross multiply
    46,868.81x = 70,302.87 × 18,788.45
  4. Step 4: Simplify right side
    46,868.81x = 1,320,881,606.34
  5. Step 5: Solve for x
    x = 1,320,881,606.34/46,868.81
  6. Step 6: Final answer
    x = 28,182.53

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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.