Home / 42,878.64-59,133.06-29,426.16

Finding the Fourth Proportional to 42,878.64, 59,133.06 and 29,426.16

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Solution

The fourth proportional to 42,878.64, 59,133.06 and 29,426.16 is: 40,581.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,878.64 : 59,133.06 = 29,426.16 : x
  2. Step 2: Convert to fraction form
    42,878.64/59,133.06 = 29,426.16/x
  3. Step 3: Cross multiply
    42,878.64x = 59,133.06 × 29,426.16
  4. Step 4: Simplify right side
    42,878.64x = 1,740,058,884.85
  5. Step 5: Solve for x
    x = 1,740,058,884.85/42,878.64
  6. Step 6: Final answer
    x = 40,581.02

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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.