Home / 17,931.08-26,897.98-4,783.16

Finding the Fourth Proportional to 17,931.08, 26,897.98 and 4,783.16

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Solution

The fourth proportional to 17,931.08, 26,897.98 and 4,783.16 is: 7,175.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,931.08 : 26,897.98 = 4,783.16 : x
  2. Step 2: Convert to fraction form
    17,931.08/26,897.98 = 4,783.16/x
  3. Step 3: Cross multiply
    17,931.08x = 26,897.98 × 4,783.16
  4. Step 4: Simplify right side
    17,931.08x = 128,657,342.02
  5. Step 5: Solve for x
    x = 128,657,342.02/17,931.08
  6. Step 6: Final answer
    x = 7,175.10

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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.