Home / 46,689.90-64,438.32-29,695.80

Finding the Fourth Proportional to 46,689.90, 64,438.32 and 29,695.80

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Solution

The fourth proportional to 46,689.90, 64,438.32 and 29,695.80 is: 40,984.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,689.90 : 64,438.32 = 29,695.80 : x
  2. Step 2: Convert to fraction form
    46,689.90/64,438.32 = 29,695.80/x
  3. Step 3: Cross multiply
    46,689.90x = 64,438.32 × 29,695.80
  4. Step 4: Simplify right side
    46,689.90x = 1,913,547,463.06
  5. Step 5: Solve for x
    x = 1,913,547,463.06/46,689.90
  6. Step 6: Final answer
    x = 40,984.18

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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.