Home / 42,666.24-58,852.80-30,710.64

Finding the Fourth Proportional to 42,666.24, 58,852.80 and 30,710.64

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Solution

The fourth proportional to 42,666.24, 58,852.80 and 30,710.64 is: 42,361.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,666.24 : 58,852.80 = 30,710.64 : x
  2. Step 2: Convert to fraction form
    42,666.24/58,852.80 = 30,710.64/x
  3. Step 3: Cross multiply
    42,666.24x = 58,852.80 × 30,710.64
  4. Step 4: Simplify right side
    42,666.24x = 1,807,407,153.79
  5. Step 5: Solve for x
    x = 1,807,407,153.79/42,666.24
  6. Step 6: Final answer
    x = 42,361.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.