Home / 20,360.04-30,547.62-6,510.12

Finding the Fourth Proportional to 20,360.04, 30,547.62 and 6,510.12

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Solution

The fourth proportional to 20,360.04, 30,547.62 and 6,510.12 is: 9,767.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,360.04 : 30,547.62 = 6,510.12 : x
  2. Step 2: Convert to fraction form
    20,360.04/30,547.62 = 6,510.12/x
  3. Step 3: Cross multiply
    20,360.04x = 30,547.62 × 6,510.12
  4. Step 4: Simplify right side
    20,360.04x = 198,868,671.91
  5. Step 5: Solve for x
    x = 198,868,671.91/20,360.04
  6. Step 6: Final answer
    x = 9,767.60

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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.