Home / 14,545.64-20,065.88-9,510.08

Finding the Fourth Proportional to 14,545.64, 20,065.88 and 9,510.08

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Solution

The fourth proportional to 14,545.64, 20,065.88 and 9,510.08 is: 13,119.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,545.64 : 20,065.88 = 9,510.08 : x
  2. Step 2: Convert to fraction form
    14,545.64/20,065.88 = 9,510.08/x
  3. Step 3: Cross multiply
    14,545.64x = 20,065.88 × 9,510.08
  4. Step 4: Simplify right side
    14,545.64x = 190,827,976.19
  5. Step 5: Solve for x
    x = 190,827,976.19/14,545.64
  6. Step 6: Final answer
    x = 13,119.26

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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.