Home / 9,457.80-14,089.60-9,031.32

Finding the Fourth Proportional to 9,457.80, 14,089.60 and 9,031.32

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Solution

The fourth proportional to 9,457.80, 14,089.60 and 9,031.32 is: 13,454.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,457.80 : 14,089.60 = 9,031.32 : x
  2. Step 2: Convert to fraction form
    9,457.80/14,089.60 = 9,031.32/x
  3. Step 3: Cross multiply
    9,457.80x = 14,089.60 × 9,031.32
  4. Step 4: Simplify right side
    9,457.80x = 127,247,686.27
  5. Step 5: Solve for x
    x = 127,247,686.27/9,457.80
  6. Step 6: Final answer
    x = 13,454.26

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.