Home / 19,646.76-29,457.18-7,946.28

Finding the Fourth Proportional to 19,646.76, 29,457.18 and 7,946.28

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Solution

The fourth proportional to 19,646.76, 29,457.18 and 7,946.28 is: 11,914.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.76 : 29,457.18 = 7,946.28 : x
  2. Step 2: Convert to fraction form
    19,646.76/29,457.18 = 7,946.28/x
  3. Step 3: Cross multiply
    19,646.76x = 29,457.18 × 7,946.28
  4. Step 4: Simplify right side
    19,646.76x = 234,075,000.29
  5. Step 5: Solve for x
    x = 234,075,000.29/19,646.76
  6. Step 6: Final answer
    x = 11,914.18

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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.