Home / 42,646.26-58,862.40-29,056.80

Finding the Fourth Proportional to 42,646.26, 58,862.40 and 29,056.80

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Solution

The fourth proportional to 42,646.26, 58,862.40 and 29,056.80 is: 40,105.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,646.26 : 58,862.40 = 29,056.80 : x
  2. Step 2: Convert to fraction form
    42,646.26/58,862.40 = 29,056.80/x
  3. Step 3: Cross multiply
    42,646.26x = 58,862.40 × 29,056.80
  4. Step 4: Simplify right side
    42,646.26x = 1,710,352,984.32
  5. Step 5: Solve for x
    x = 1,710,352,984.32/42,646.26
  6. Step 6: Final answer
    x = 40,105.58

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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.