Home / 46,749.16-70,123.73-11,688.81

Finding the Fourth Proportional to 46,749.16, 70,123.73 and 11,688.81

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Solution

The fourth proportional to 46,749.16, 70,123.73 and 11,688.81 is: 17,533.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,749.16 : 70,123.73 = 11,688.81 : x
  2. Step 2: Convert to fraction form
    46,749.16/70,123.73 = 11,688.81/x
  3. Step 3: Cross multiply
    46,749.16x = 70,123.73 × 11,688.81
  4. Step 4: Simplify right side
    46,749.16x = 819,662,956.46
  5. Step 5: Solve for x
    x = 819,662,956.46/46,749.16
  6. Step 6: Final answer
    x = 17,533.21

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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.