Home / 46,689.18-70,005.48-18,613.50

Finding the Fourth Proportional to 46,689.18, 70,005.48 and 18,613.50

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Solution

The fourth proportional to 46,689.18, 70,005.48 and 18,613.50 is: 27,908.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,689.18 : 70,005.48 = 18,613.50 : x
  2. Step 2: Convert to fraction form
    46,689.18/70,005.48 = 18,613.50/x
  3. Step 3: Cross multiply
    46,689.18x = 70,005.48 × 18,613.50
  4. Step 4: Simplify right side
    46,689.18x = 1,303,047,001.98
  5. Step 5: Solve for x
    x = 1,303,047,001.98/46,689.18
  6. Step 6: Final answer
    x = 27,908.97

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1.5x scale

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.