Home / 19,478.64-26,880.53-10,526.13

Finding the Fourth Proportional to 19,478.64, 26,880.53 and 10,526.13

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Solution

The fourth proportional to 19,478.64, 26,880.53 and 10,526.13 is: 14,526.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,478.64 : 26,880.53 = 10,526.13 : x
  2. Step 2: Convert to fraction form
    19,478.64/26,880.53 = 10,526.13/x
  3. Step 3: Cross multiply
    19,478.64x = 26,880.53 × 10,526.13
  4. Step 4: Simplify right side
    19,478.64x = 282,948,001.42
  5. Step 5: Solve for x
    x = 282,948,001.42/19,478.64
  6. Step 6: Final answer
    x = 14,526.07

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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.