Home / 34,457.23-47,547.64-19,346.99

Finding the Fourth Proportional to 34,457.23, 47,547.64 and 19,346.99

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Solution

The fourth proportional to 34,457.23, 47,547.64 and 19,346.99 is: 26,696.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,457.23 : 47,547.64 = 19,346.99 : x
  2. Step 2: Convert to fraction form
    34,457.23/47,547.64 = 19,346.99/x
  3. Step 3: Cross multiply
    34,457.23x = 47,547.64 × 19,346.99
  4. Step 4: Simplify right side
    34,457.23x = 919,903,502.05
  5. Step 5: Solve for x
    x = 919,903,502.05/34,457.23
  6. Step 6: Final answer
    x = 26,696.97

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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.