Home / 42,852.05-64,302.38-23,130.17

Finding the Fourth Proportional to 42,852.05, 64,302.38 and 23,130.17

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Solution

The fourth proportional to 42,852.05, 64,302.38 and 23,130.17 is: 34,708.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,852.05 : 64,302.38 = 23,130.17 : x
  2. Step 2: Convert to fraction form
    42,852.05/64,302.38 = 23,130.17/x
  3. Step 3: Cross multiply
    42,852.05x = 64,302.38 × 23,130.17
  4. Step 4: Simplify right side
    42,852.05x = 1,487,324,980.80
  5. Step 5: Solve for x
    x = 1,487,324,980.80/42,852.05
  6. Step 6: Final answer
    x = 34,708.37

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1.5x scale

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.