Home / 46,877.18-64,666.35-31,764.69

Finding the Fourth Proportional to 46,877.18, 64,666.35 and 31,764.69

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Solution

The fourth proportional to 46,877.18, 64,666.35 and 31,764.69 is: 43,818.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,877.18 : 64,666.35 = 31,764.69 : x
  2. Step 2: Convert to fraction form
    46,877.18/64,666.35 = 31,764.69/x
  3. Step 3: Cross multiply
    46,877.18x = 64,666.35 × 31,764.69
  4. Step 4: Simplify right side
    46,877.18x = 2,054,106,561.18
  5. Step 5: Solve for x
    x = 2,054,106,561.18/46,877.18
  6. Step 6: Final answer
    x = 43,818.91

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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.