Home / 46,865.16-64,678.32-28,001.88

Finding the Fourth Proportional to 46,865.16, 64,678.32 and 28,001.88

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Solution

The fourth proportional to 46,865.16, 64,678.32 and 28,001.88 is: 38,645.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,865.16 : 64,678.32 = 28,001.88 : x
  2. Step 2: Convert to fraction form
    46,865.16/64,678.32 = 28,001.88/x
  3. Step 3: Cross multiply
    46,865.16x = 64,678.32 × 28,001.88
  4. Step 4: Simplify right side
    46,865.16x = 1,811,114,555.24
  5. Step 5: Solve for x
    x = 1,811,114,555.24/46,865.16
  6. Step 6: Final answer
    x = 38,645.22

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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.