Home / 42,485.61-63,714.77-14,016.16

Finding the Fourth Proportional to 42,485.61, 63,714.77 and 14,016.16

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Solution

The fourth proportional to 42,485.61, 63,714.77 and 14,016.16 is: 21,019.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,485.61 : 63,714.77 = 14,016.16 : x
  2. Step 2: Convert to fraction form
    42,485.61/63,714.77 = 14,016.16/x
  3. Step 3: Cross multiply
    42,485.61x = 63,714.77 × 14,016.16
  4. Step 4: Simplify right side
    42,485.61x = 893,036,410.68
  5. Step 5: Solve for x
    x = 893,036,410.68/42,485.61
  6. Step 6: Final answer
    x = 21,019.74

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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.