Home / 19,368.02-26,726.75-10,869.35

Finding the Fourth Proportional to 19,368.02, 26,726.75 and 10,869.35

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Solution

The fourth proportional to 19,368.02, 26,726.75 and 10,869.35 is: 14,999.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,368.02 : 26,726.75 = 10,869.35 : x
  2. Step 2: Convert to fraction form
    19,368.02/26,726.75 = 10,869.35/x
  3. Step 3: Cross multiply
    19,368.02x = 26,726.75 × 10,869.35
  4. Step 4: Simplify right side
    19,368.02x = 290,502,364.52
  5. Step 5: Solve for x
    x = 290,502,364.52/19,368.02
  6. Step 6: Final answer
    x = 14,999.07

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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.