Home / 47,002.56-64,851.48-28,126.32

Finding the Fourth Proportional to 47,002.56, 64,851.48 and 28,126.32

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Solution

The fourth proportional to 47,002.56, 64,851.48 and 28,126.32 is: 38,807.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,002.56 : 64,851.48 = 28,126.32 : x
  2. Step 2: Convert to fraction form
    47,002.56/64,851.48 = 28,126.32/x
  3. Step 3: Cross multiply
    47,002.56x = 64,851.48 × 28,126.32
  4. Step 4: Simplify right side
    47,002.56x = 1,824,033,478.95
  5. Step 5: Solve for x
    x = 1,824,033,478.95/47,002.56
  6. Step 6: Final answer
    x = 38,807.11

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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.