Home / 47,064.89-64,956.35-28,203.77

Finding the Fourth Proportional to 47,064.89, 64,956.35 and 28,203.77

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Solution

The fourth proportional to 47,064.89, 64,956.35 and 28,203.77 is: 38,925.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,064.89 : 64,956.35 = 28,203.77 : x
  2. Step 2: Convert to fraction form
    47,064.89/64,956.35 = 28,203.77/x
  3. Step 3: Cross multiply
    47,064.89x = 64,956.35 × 28,203.77
  4. Step 4: Simplify right side
    47,064.89x = 1,832,013,955.44
  5. Step 5: Solve for x
    x = 1,832,013,955.44/47,064.89
  6. Step 6: Final answer
    x = 38,925.28

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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.